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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
Choose Your Configuration
Every kit includes our proprietary positioning jigs that lock into existing rocker cover features
which resists thermal expansion for tight
The play between the factory pivot and guide has been significantly reduced to avoid misalignment and unwanted guide movement
The Atomic Dowelling Jig bolts directly to the rear crank flange
Atomic Barra Race Spec FULL Steel Oil Pump SOHC Choose Your ConfigurationAtomic Race Spec Steel Oil Pump Hand Finished & Ported Nitrided Billet Internals Why Upgrade to a Steel Housing? Factory alloy oil pumps and billet aluminium oil pumps have a fatal flaw: thermal expansion. As your engine gets hot, the aluminium housing expands faster than the steel gears inside, increasing internal clearances and causing oil pressure to dropexactly when you need it most. Additionally, under high RPM harmonics, alloy housings can flex,