Main bearing oil gallery restrictor kit, reduces oil supply to the top end of engine. Kit contains a set of 3 restrictors for No. 2, 3, 4 main housing bore oil holes leading to the cam bearings. Install restrictors with a 3/8″ drift punch, knurling provides an interference fit, use with loctite.
Oil pan baffle eliminates most of the oil climbing up and sloshing around the rear of the oil pan. This baffle keeps oil off of the crankshaft counterweights and rods. The baffle fits between the oil pump and rear main cap. A must for hard acceleration and oil control. Fits all Olds V8 1964-1990.
Reduces oil temperature up to 60 degrees at the crankshaft. Allows engines to run much longer without damage should oil pressure fail or oil starvation occur. Extends valve spring life. For street, marine, tow vehicle, or racing applications (5-6 qt. cap.). Gas or alcohol applications. (Seat rings before adding to engine). 16 oz. can.