Atomic Barra Race Spec FULL Steel Oil Pump SOHC The play between the factory

The play between the factory pivot and guide has been significantly reduced to avoid misalignment and unwanted guide movement

nitrided journals for exceptional wear resistance

Lifter Preload: Ensure your lifter preload is correctly set (using shims or Atomic Anti-Pump Lifters) to account for any geometry changes in the head (e

The Atomic Dowelling Jig bolts directly to the rear crank flange

high-boost Barra and Intech environments✔️ Reliable sealing for high-revving

Atomic Barra Race Spec FULL Steel Oil Pump SOHC The play between the factoryAtomic 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,