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Regular price $141.07
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MFG Part Number: 20-20170 Since 1939, KPMI® has taken great pride in our ability to design innovative performance improvements for valvetrains. This innovative ability has never been more apparent ...
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Regular price $350.64
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MFG Part Number: 20-20350 Since 1939, KPMI® has taken great pride in our ability to design innovative performance improvements for valvetrains. This innovative ability has never been more apparent ...
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Regular price $7.75
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MFG Part Number: 20-20580 KPMI® has been making Wrist Pin Bushing for Big Twins for over 30 years. The racers choice are our Manganese Bronze wrist pin bushings that continue to Perform under the m...
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Regular price $47.30
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MFG Part Number: 20-20432 All KPMI® valve springs are designed in house using sophisticated, proprietary design and simulation software programs. Our engineers, software, and 75 years of experience...
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Regular price $154.11
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MFG Part Number: 20-20412  Heat treated 180,000 PSI aircraft alloy steel• Centerless ground to remove material imperfections• Rolled threads for the strongest threads period• Black oxide treated fo...
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Regular price $29.42
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MFG Part Number: 20-20108 All KPMI® Black Diamond™ Stainless steel valves are impregnated by a special German process to a depth of .002, with a surface build up of .0002. This Black Diamond™ proce...
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Regular price $18.29
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MFG Part Number: 20-20331 We choose to use the copper based C63000 nickel-aluminum bronze as a material to make our bronze valve guides because of its ideal characteristics for the application. The...
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Regular price $32.86
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MFG Part Number: 20-20489 KPMI manufactures keepers from high tensile strength H. T. Steel. Close attention to details such as taper angle, bead location, ID, OD, radius dimension of bead style kee...
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Regular price $141.07
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MFG Part Number: 20-20364 Since 1939, KPMI® has taken great pride in our ability to design innovative performance improvements for valvetrains. This innovative ability has never been more apparent ...
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Regular price $47.30
Sale price $47.30
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MFG Part Number: 20-20427 All KPMI® valve springs are designed in house using sophisticated, proprietary design and simulation software programs. Our engineers, software, and 75 years of experience...
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Regular price $355.96
Sale price $355.96
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MFG Part Number: 20-20060 Since 1939, KPMI® has taken great pride in our ability to design innovative performance improvements for valvetrains. This innovative ability has never been more apparent ...
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Regular price $37.05
Sale price $37.05
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MFG Part Number: 20-20322 All KPMI® Black Diamond™ Stainless steel valves are impregnated by a special German process to a depth of .002, with a surface build up of .0002. This Black Diamond™ proce...
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Regular price $201.37
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MFG Part Number: 20-20480 This KPMI® O.E.M. replacement kit is designed to give stock pressures and work with stock cam profiles. This kit is manufactured to original O.E.M. specifications using pr...
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Regular price $18.29
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MFG Part Number: 20-20341 We choose to use the copper based C63000 nickel-aluminum bronze as a material to make our bronze valve guides because of its ideal characteristics for the application. The...
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Regular price $16.19
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MFG Part Number: 20-20383 Fits Universal ID 0.341" Material Manganese Bronze OD 0.740" OL 2.700" Quantity Pkg. of 1 Unique Identifier No. FR327789_01GAUS
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Regular price $465.52
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MFG Part Number: 20-20157 KPMI® engineers design our tappets using advanced finite element analysis (FEA) software. This software allows our engineers to lighten the tappets without sacrificing str...
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Regular price $33.42
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MFG Part Number: 20-4329 We choose to use the copper based C63000 nickel-aluminum bronze as a material to make our bronze valve guides because of its ideal characteristics for the application. The ...
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Regular price $32.86
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MFG Part Number: 20-20439 KPMI® manufactures keepers from high tensile strength H. T. Steel. Close attention to details such as taper angle, bead location, ID, OD, radius dimension of bead style ke...
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Regular price $37.05
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MFG Part Number: 20-20326R All KPMI® Black Diamond™ Stainless steel valves are impregnated by a special German process to a depth of .002, with a surface build up of .0002. This Black Diamond™ proc...
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Regular price $244.33
Sale price $244.33
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MFG Part Number: 20-20360 Since 1939, KPMI® has taken great pride in our ability to design innovative performance improvements for valvetrains. This innovative ability has never been more apparent ...
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Regular price $8.71
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MFG Part Number: 20-4322C After chemically separating several samples of cast iron material, and analyzing and evaluating the test data, we decided to have our own specification of cast iron made e...
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Regular price $37.05
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MFG Part Number: 20-20092 All KPMI® Black Diamond™ Stainless steel valves are impregnated by a special German process to a depth of .002, with a surface build up of .0002. This Black Diamond™ proce...
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Regular price $32.86
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MFG Part Number: 20-20434 KPMI® manufactures keepers from high tensile strength H. T. Steel. Close attention to details such as taper angle, bead location, ID, OD, radius dimension of bead style ke...
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Regular price $53.38
Sale price $53.38
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MFG Part Number: 20-20262 All KPMI® Black Diamond™ Stainless steel valves are impregnated by a special German process to a depth of .002, with a surface build up of .0002. This Black Diamond™ proce...