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Regular price $342.99
Sale price $342.99
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Note: Maximum Recommended Lift = .600″ * Chromium-Silicon (CrSi) valve springs are high-tensile, durable steel alloys designed for high-performance engines * Complete Kit includes: springs, retain...
Regular price $339.99
Sale price $339.99
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Kit Includes: * A Full Set of KPMI Stainless Steel Black Diamond Valves (Stock Head Diameter) * All KPMI Black Diamond Stainless steel valves are impregnated by a special German process to a depth...
Regular price $338.99
Sale price $338.99
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Kit Includes: * A Full Set of KPMI Stainless Steel Black Diamond Valves (Stock Head Diameter) * All KPMI Black Diamond Stainless steel valves are impregnated by a special German process to a depth...
Regular price $321.99
Sale price $321.99
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By taking advantage of the latest development in valve spring wire chemistry and manufacturing techniques, KPMI has developed ovate wire Beehive style springs that will live and perform at a high ...
Regular price $321.99
Sale price $321.99
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By taking advantage of the latest development in valve spring wire chemistry and manufacturing techniques, KPMI has developed ovate wire Beehive style springs that will live and perform at a high ...
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Regular price $308.99
Sale price $308.99
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KPMI offers a Premium Rocker Tower Solution * Nuts are machined from billet high tensile steel and heat treated * Studs are heat treated 180,000 PSI aircraft alloy steel * Both nut and stud have r...
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Regular price $285.99
Sale price $285.99
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Kit Includes: * A Full Set of KPMI Stainless Steel Black Diamond Valves (Stock Head Diameter) * All KPMI Black Diamond Stainless steel valves are impregnated by a special German process to a depth...
Regular price $285.99
Sale price $285.99
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Kit Includes: * A Full Set of KPMI Stainless Steel Black Diamond Valves (Stock Head Diameter) * All KPMI Black Diamond Stainless steel valves are impregnated by a special German process to a depth...
Regular price $275.99
Sale price $275.99
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Kit Includes: * A Full Set of KPMI Stainless Steel Black Diamond Valves (Stock Head Diameter) * All KPMI Black Diamond Stainless steel valves are impregnated by a special German process to a depth...
Regular price $285.99
Sale price $285.99
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Kit Includes: * A Full Set of KPMI Stainless Steel Black Diamond Valves (Stock Head Diameter) * All KPMI Black Diamond Stainless steel valves are impregnated by a special German process to a depth...
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Regular price $20,804.99
Sale price $20,804.99
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Long Block engines do not include a fuel or ignition system, so If you already have a larger throttle body and EFI tuner, they can be used with this engine. The cylinder heads are specially machin...
Regular price $201.99
Sale price $201.99
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Features & Benefits:- * Replaces OEM # 17375-66 Suggested Additional Purchase: Rocker Shaft: BAI-04-0986 or JM-17611-66B
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Regular price $4,663.99
Sale price $4,663.99
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Features & Benefits:- * Wrinkle Black. * Perfect for stock replacement & high performance applications. * These crankcases offer some unique features. * Besides being machined for a crank...
Regular price $5,828.99
Sale price $5,828.99
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These cases are designed to accept cylinders up to 4 1-2″, which is massive, & they have a case with a spigot bore of 4.695″ The demand for performance-based bagger parts is growing, and these...
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Regular price $1,083.99
Sale price $1,083.99
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Features & Benefits:- * ID # 6918 * Bore = 4.070″ * Stroke = 4.625″ * Fully CNC machined * Balanced to +/- 1 gram * Double forced pin oilers * Forged from high strength 2618 alloy * Designed ...