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COMP Cams Pro Magnum Hydraulic Flat Lifter Set for Oldsmobile 260-455 and Pontiac 326-455

Part # 863-16

Description

Pro Magnum Hydraulic Flat Tappet Lifters. Specifically designed to perform at higher engine speeds. Proper position of internal piston at higher RPM prevents lifters from harmful "pumping up". Unique design yields significant power increase over standard hydraulic lifters. Adjustable valve train required. Pre-load .002"-.004" with engine warm. Applications: Oldsmobile V8 260-455, Pontiac V8 326-455. Specifications: .842" Diameter - 96g Weight - 2.01" Seat Height.

Specifications

Amazon ASINB000CEO7PI
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 FamilyPontiac 326-455
Lifter Diameter0.842 in
Lifter SeriesPro Magnum
Lifter TypeHydraulic Flat Tappet
Seat Height2.01 in
Weight96
UPC / GTIN00036584930099