Pro Sleeved & Hardened Oil Pump Driveshaft incorporates the best in materials
and craftsmanship. Our driveshafts are made from heat treated high carbon
steel, with a Rockwell hardness of between 28 - 32. This driveshaft is gun
drilled for the ultimate in reduced rotating mass (weighs only 159 grams). A
custom honed sleeve is pressed onto the oil pump end of the driveshaft and
then a solid dowel pin is also used to doubly secure the sleeve. Our Pro
Sleeved & Hardened Oil Pump Driveshafts should be used in all high performance
Pontiac engines builds. This part represents secure yet very cheap insurance
for one of the most vital parts of the oiling system.