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COMP Cams High Energy Hydraulic Flat Lifter Set for Chevrolet Small and Big Block

Part # 812-16SKU COM812-16

Universal fit

Specifications
BrandCOMP Cams
Part typeEngine Valve Lifter Kit
Amazon ASINB000CISAAW
C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for On-Road Vehicles?Yes
C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?Yes, but must be a race/competition only vehicle.
C.A.R.B. Exemption ReasonNo impact on pollution output of vehicle.
Engine FamilyChevrolet Small Block 265-400
Lifter Diameter0.842 in
Lifter SeriesHigh Energy
Lifter TypeHydraulic Flat Tappet
Pushrod Seat MaterialPowdered Metal Iron Alloy
Seat Height1.99 in
Weight94
UPC / GTIN00036584220077

Description

High Energy Hydraulic Flat Tappet Lifters. Patented orifice metering valve precisely meters oil to the Rocker arms. Continuous contact between the metering valve and Pushrod seat is maintained: Eliminating excessive oiling at high RPM. Pushrod seat is made of a special powdered Metal iron alloy that is heat-treated for strength and wear resistance. Longer piston than conventional hydraulic lifters, which provides more load bearing surface and increases lifter longevity. Lightweight check valve disc allows for quicker response, which results in increased engine speed before valve float. Lightweight check valve disc maintains added control at all engine speeds and loads. Applications: Chevrolet: Small Block, Gen 1: 262-265-267-283-302-305-307-327-350-400 V8 ('58-'98), Big Block, Gen 1 "W" Series: 348-409-427 ('58-'65), Big Block, Gen 2 Mark IV and V Series: 366-396/402-427-454. Specifications .842" Diameter - 94g Weight - 1.99" Seat Height.