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Fram HP Series Spin on Oil Filters HP4

These high performance oil filters can trap particles as small as 15 microns, smaller than the 20-40 micron particles that cause most engine damage. Also featuring the anti-drain vac valve and maximum flow rate.

Stef's Oil Breather Overflow Tank 5115

These 3'' diameter tanks from Stef's were designed for external dry sump tank breathers or wet sump vent system. Includes a universal slotted mounting bracket, -10AN vent line, drain valve and breather cap.

Stef's Lifter Valley Vents 7220

These anodized aluminum lifter valley vents for small block Chevy's offer positive crank case ventilation to the upper engine. Eliminates lifter valley oil drain-through to the crankshaft and resultant increases in wind-age and also eliminates debris...

Stef's Oil Restrictors

Stef's stainless thread in Oil Restrictors with inverted hex are a necessity for late Bowtie blocks, Rocket Olds, Merlins, and BBC because they install flush with the back of the block. These restrictors reduce the lifter/rocket arm oil supply to a .060"...