GM Powerglide Automatic Transmission Billet Front Oil Pump these caps have a one

these caps have a one way valve

which helps draw more air from the sides

Want to upgrade your street carburetor to a high performance race carb but don't have the means to do a complete carb swap

faster acceleration and top-speed performance

They also offer a smaller cross section to increase the incoming air's velocity resulting in improved drivability

GM Powerglide Automatic Transmission Billet Front Oil Pump these caps have a oneSuperior Transbrake operation at low RPM. Billet aluminum pump body and stator back. 20% lighter than a stock pump (11. 5 lbs. vs 14. 4 lbs.). Positive stop bushing areaArea for staking bushing (prevents bushing spin)Snap ring to prevent seal blow outLube reliefs on outer gear pocketsBillet 4140 HTSR steel stator shaft will never spin out