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{"id":4843414847566,"title":"Comp Cams 54-446-11 GM LS Gen III\/IV XFI XE-R Hydraulic Roller Camshaft XER281HR","handle":"com54-446-11","description":"\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eThis Comp Cams 54-446-11 XFI XE-R Hydraulic Roller Camshaft fits the Gen III\/IV LS engines from 1997 through Present. Comp designed this cam specifically for street\/strip race only applications with Cathedral Port Cylinder Heads, and it's designed for standard displacement in LS6 and LS1. A 10.0:1+ compression ratio and a 2800+ stall speed torque converter are highly recommended.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cb\u003e\u003cu\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif;\"\u003eComp Cams 54-446-11 Gen III\/IV LS XFI XE-R Hydraulic Roller Camshaft Specs:\u003c\/span\u003e\u003c\/u\u003e\u003c\/b\u003e\u003cb\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI', sans-serif;\"\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eFor Gen III\/IV LS engines from 1997 through Present\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eFor use with Cathedral Port Cylinder Heads\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003e3-Bolt Camshaft Gear Attachment\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eBasic RPM Range: 2400 to 7200\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eValve Lift Intake: .595\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eValve Lift Exhaust: .598\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eIntake Duration: 281\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eExhaust Duration: 283\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eIntake Duration at .050”: 232\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eExhaust Duration at .050”: 234\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eLobe Separation: 112\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eFiring Order: 1-8-7-2-6-5-4-3\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eMade in the USA\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cb\u003e\u003cu\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif;\"\u003eNotes:\u003c\/span\u003e\u003c\/u\u003e\u003c\/b\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif;\"\u003e Stock (O.E.) valve springs can NOT be used. Requires custom programmer\/tuning.\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI', sans-serif;\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif;\"\u003eComp Cams designed this hydraulic roller camshaft for high performance on the street and at the drag strip.\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI', sans-serif;\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eComp Cams - The Absolute Leader In Valve Train Technology!\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: black;\"\u003e\u003c\/span\u003e\u003c\/p\u003e","published_at":"2020-10-03T15:11:05-05:00","created_at":"2020-10-03T15:11:06-05:00","vendor":"COMP CAMS","type":"Camshafts","tags":["Advertised Intake Duration: 281 Advertised Exhaust Duration: 283 Advertised Duration: 281 int.\/283 exh.","Basic Operating RPM Range: 2400-7200","Cam Style: Hydraulic roller tappet","Camshaft Gear Attachment: 3-bolt","Computer-Controlled Compatible: Yes","Engine Size and Year: 4.8L-6.0L LS 3-Bolt (1997-2015)","Exhaust Valve Lift with Factory Rocker Arm Ratio: 0.598 in.","Grind Number: XER281HR","Intake Duration at 050 inch Lift: 232 Exhaust Duration at 050 inch Lift: 234 Duration at 050 inch Lift: 232 int.\/234 exh.","Intake Valve Lift with Factory Rocker Arm Ratio: 0.595 in.","Lobe Separation (degrees): 112","Make: Chevy","Quantity: Sold individually.","Valve Lift with Factory Rocker Arm Ratio: 0.595 int.\/0.598 exh.","Valve Springs Required: Yes"],"price":41276,"price_min":41276,"price_max":41276,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":32651450122318,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"COM54-446-11","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Comp Cams 54-446-11 GM LS Gen III\/IV XFI XE-R Hydraulic Roller Camshaft XER281HR","public_title":null,"options":["Default Title"],"price":41276,"weight":4449,"compare_at_price":null,"inventory_management":"shopify","barcode":"036584720140","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/www.winnerscircle.com\/cdn\/shop\/products\/COM54-446-11_c7937daf-d9d5-487c-8d83-057bb62fe9fb.jpg?v=1601760604"],"featured_image":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/COM54-446-11_c7937daf-d9d5-487c-8d83-057bb62fe9fb.jpg?v=1601760604","options":["Title"],"media":[{"alt":"Comp Cams 54-446-11 Gen III\/IV LS Hydraulic Roller Camshaft, 1997-Present, Cathedral Port Heads, 2400-7200 RPM, .595\/.598 Lift, 232\/234 Duration @ .050\"","id":7987219431502,"position":1,"preview_image":{"aspect_ratio":1.333,"height":750,"width":1000,"src":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/COM54-446-11_c7937daf-d9d5-487c-8d83-057bb62fe9fb.jpg?v=1601760604"},"aspect_ratio":1.333,"height":750,"media_type":"image","src":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/COM54-446-11_c7937daf-d9d5-487c-8d83-057bb62fe9fb.jpg?v=1601760604","width":1000}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eThis Comp Cams 54-446-11 XFI XE-R Hydraulic Roller Camshaft fits the Gen III\/IV LS engines from 1997 through Present. Comp designed this cam specifically for street\/strip race only applications with Cathedral Port Cylinder Heads, and it's designed for standard displacement in LS6 and LS1. A 10.0:1+ compression ratio and a 2800+ stall speed torque converter are highly recommended.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cb\u003e\u003cu\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif;\"\u003eComp Cams 54-446-11 Gen III\/IV LS XFI XE-R Hydraulic Roller Camshaft Specs:\u003c\/span\u003e\u003c\/u\u003e\u003c\/b\u003e\u003cb\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI', sans-serif;\"\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eFor Gen III\/IV LS engines from 1997 through Present\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eFor use with Cathedral Port Cylinder Heads\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003e3-Bolt Camshaft Gear Attachment\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eBasic RPM Range: 2400 to 7200\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eValve Lift Intake: .595\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eValve Lift Exhaust: .598\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eIntake Duration: 281\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eExhaust Duration: 283\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eIntake Duration at .050”: 232\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eExhaust Duration at .050”: 234\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eLobe Separation: 112\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eFiring Order: 1-8-7-2-6-5-4-3\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eMade in the USA\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman';\"\u003e\u003c\/span\u003e \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cb\u003e\u003cu\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif;\"\u003eNotes:\u003c\/span\u003e\u003c\/u\u003e\u003c\/b\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif;\"\u003e Stock (O.E.) valve springs can NOT be used. Requires custom programmer\/tuning.\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI', sans-serif;\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif;\"\u003eComp Cams designed this hydraulic roller camshaft for high performance on the street and at the drag strip.\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI', sans-serif;\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eComp Cams - The Absolute Leader In Valve Train Technology!\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI',sans-serif; mso-fareast-font-family: 'Times New Roman'; color: black;\"\u003e\u003c\/span\u003e\u003c\/p\u003e"}

Comp Cams 54-446-11 GM LS Gen III/IV XFI XE-R Hydraulic Roller Camshaft XER281HR

Product Description
$412.76
Maximum quantity available reached.

This Comp Cams 54-446-11 XFI XE-R Hydraulic Roller Camshaft fits the Gen III/IV LS engines from 1997 through Present. Comp designed this cam specifically for street/strip race only applications with Cathedral Port Cylinder Heads, and it's designed for standard displacement in LS6 and LS1. A 10.0:1+ compression ratio and a 2800+ stall speed torque converter are highly recommended.

Comp Cams 54-446-11 Gen III/IV LS XFI XE-R Hydraulic Roller Camshaft Specs:

  • For Gen III/IV LS engines from 1997 through Present
  • For use with Cathedral Port Cylinder Heads
  • 3-Bolt Camshaft Gear Attachment
  • Basic RPM Range: 2400 to 7200
  • Valve Lift Intake: .595
  • Valve Lift Exhaust: .598
  • Intake Duration: 281
  • Exhaust Duration: 283
  • Intake Duration at .050”: 232
  • Exhaust Duration at .050”: 234
  • Lobe Separation: 112
  • Firing Order: 1-8-7-2-6-5-4-3
  • Made in the USA

Notes: Stock (O.E.) valve springs can NOT be used. Requires custom programmer/tuning.

Comp Cams designed this hydraulic roller camshaft for high performance on the street and at the drag strip.

Comp Cams - The Absolute Leader In Valve Train Technology!

Sku: COM54-446-11
Vendor: COMP CAMS