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{"id":4843348295758,"title":"Comp Cams 12-678-4 SBC Xtreme Energy Mechanical Flat Tappet Camshaft XS282S","handle":"com12-678-4","description":"\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;\"\u003eThis Comp Cams 12-678-4 SBC Xtreme Energy Mechanical Flat Tappet Camshaft fits the 262-400 Small Block Chevy from 1958-1998. Comp designed this cam for street\/strip applications, and it features good low-end torque and a rough idle. A 9.5:1 or higher compression ratio, headers, gears and a 2800+ stall speed torque converter are highly recommended. \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\u003ch3 class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-outline-level: 3;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cb\u003e\u003cu\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif;\"\u003eComp Cams 12-678-4 SBC Xtreme Energy Mechanical Flat Tappet 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 262-400 cubic inch Small Block Chevy engines from 1958-1998\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';\"\u003eStock (O.E.) valve springs can NOT be used.\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 6800\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: .520\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: .540\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';\"\u003eAdvertised Intake Duration: 282\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';\"\u003eAdvertised Exhaust Duration: 290\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”: 244\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”: 252\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: 110\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 Centerline: 106\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: 1-8-4-3-6-5-7-2\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\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif;\"\u003eComp Cams designed this Mechanical Flat Tappet camshaft for high performance on the street and 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":"2020-10-03T14:49:24-05:00","created_at":"2020-10-03T14:49:25-05:00","vendor":"COMP CAMS","type":"Camshafts","tags":["Advertised Duration: 282 int.\/290 exh.","Advertised Intake Duration: 282 Advertised Exhaust Duration: 290","Basic Operating RPM Range: 2400-6800","Cam Style: Mechanical flat tappet","Computer-Controlled Compatible: No","Engine Size and Year: 262-400 (1955-98)","Exhaust Valve Lash: 0.016 in.","Exhaust Valve Lift with Factory Rocker Arm Ratio: 0.540 in.","Grind Number: CS XS282S-10","Intake Duration at 050 inch Lift: 244 Exhaust Duration at 050 inch Lift: 252 Duration at 050 inch Lift: 244 int.\/252 exh.","Intake Valve Lash: 0.016 in.","Intake Valve Lift with Factory Rocker Arm Ratio: 0.520 in.","Lobe Separation (degrees): 110","Make: Chevy","Quantity: Sold individually.","Valve Lift with Factory Rocker Arm Ratio: 0.520 int.\/0.540 exh.","Valve Springs Required: Yes"],"price":27495,"price_min":27495,"price_max":27495,"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":32651364008014,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"COM12-678-4","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Comp Cams 12-678-4 SBC Xtreme Energy Mechanical Flat Tappet Camshaft XS282S","public_title":null,"options":["Default Title"],"price":27495,"weight":3959,"compare_at_price":null,"inventory_management":"shopify","barcode":"036584320036","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/www.winnerscircle.com\/cdn\/shop\/products\/COM12-678-4_2fc4df8d-a00b-4892-a0bf-9a081000889b.jpg?v=1601759538"],"featured_image":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/COM12-678-4_2fc4df8d-a00b-4892-a0bf-9a081000889b.jpg?v=1601759538","options":["Title"],"media":[{"alt":"Comp Cams 12-678-4 SBC Xtreme Energy Mechanical Flat Tappet Camshaft, fits 262-400 SBC from 1958-98, 2400-6800 RPM, .520\/.540 Lift, 244\/252 Duration @ .050\"","id":7987092619342,"position":1,"preview_image":{"aspect_ratio":1.776,"height":563,"width":1000,"src":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/COM12-678-4_2fc4df8d-a00b-4892-a0bf-9a081000889b.jpg?v=1601759538"},"aspect_ratio":1.776,"height":563,"media_type":"image","src":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/COM12-678-4_2fc4df8d-a00b-4892-a0bf-9a081000889b.jpg?v=1601759538","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=\"color: #000000;\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif;\"\u003eThis Comp Cams 12-678-4 SBC Xtreme Energy Mechanical Flat Tappet Camshaft fits the 262-400 Small Block Chevy from 1958-1998. Comp designed this cam for street\/strip applications, and it features good low-end torque and a rough idle. A 9.5:1 or higher compression ratio, headers, gears and a 2800+ stall speed torque converter are highly recommended. \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\u003ch3 class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-outline-level: 3;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cb\u003e\u003cu\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif;\"\u003eComp Cams 12-678-4 SBC Xtreme Energy Mechanical Flat Tappet 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 262-400 cubic inch Small Block Chevy engines from 1958-1998\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';\"\u003eStock (O.E.) valve springs can NOT be used.\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 6800\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: .520\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: .540\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';\"\u003eAdvertised Intake Duration: 282\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';\"\u003eAdvertised Exhaust Duration: 290\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”: 244\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”: 252\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: 110\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 Centerline: 106\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: 1-8-4-3-6-5-7-2\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\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif;\"\u003eComp Cams designed this Mechanical Flat Tappet camshaft for high performance on the street and 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 12-678-4 SBC Xtreme Energy Mechanical Flat Tappet Camshaft XS282S

Product Description
$274.95
Maximum quantity available reached.

This Comp Cams 12-678-4 SBC Xtreme Energy Mechanical Flat Tappet Camshaft fits the 262-400 Small Block Chevy from 1958-1998. Comp designed this cam for street/strip applications, and it features good low-end torque and a rough idle. A 9.5:1 or higher compression ratio, headers, gears and a 2800+ stall speed torque converter are highly recommended.

Comp Cams 12-678-4 SBC Xtreme Energy Mechanical Flat Tappet Camshaft Specs:

  • For 262-400 cubic inch Small Block Chevy engines from 1958-1998
  • Stock (O.E.) valve springs can NOT be used.
  • Basic RPM Range: 2400 to 6800
  • Valve Lift Intake: .520
  • Valve Lift Exhaust: .540
  • Advertised Intake Duration: 282
  • Advertised Exhaust Duration: 290
  • Intake Duration at .050”: 244
  • Exhaust Duration at .050”: 252
  • Lobe Separation: 110
  • Intake Centerline: 106
  • Firing Order: 1-8-4-3-6-5-7-2
  • Made in the USA

Comp Cams designed this Mechanical Flat Tappet camshaft for high performance on the street and drag strip.

Comp Cams –The Absolute Leader In Valve Train Technology!

Sku: COM12-678-4
Vendor: COMP CAMS