High Speed Engineering - SR Billet Oil Pump Gears

There are many variants for the SR20 engine so please check the sizing before you purchase.

This set replaces the standard gears which are prone to failure even on light modification. The factory gears are sintered (powdered metal, compressed under extreme pressure and heat) and were never designed for high horsepower or high RPM applications.

S13 SR20 DE

BILLET 4340 oil pump gears for the Nissan SR20DE (S13) engine. These gears are direct replacements for the OEM Oil Pump and measure approximately Ø81mm OD and 7.5mm thick (outer gear).

S13 SR20 DET

BILLET 4340 oil pump gears for the Nissan SR20 (S13) engine. These gears are direct replacements for the OEM Oil Pump and measure approximately Ø81mm OD and 9.5mm thick (outer gear).

S14/S15 SR20 DET

BILLET 4340 oil pump gears for the Nissan SR20 (S14 & 15) engines. These gears are direct replacements for the OEM Oil Pump and measure approximately Ø77mm OD and 10mm thick (outer gear).