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Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
from everyday use to high-powered performance
Get genuine Speedmaster stainless steel valves
Whether you are narrowing a rear axle housing for bigger tires or just building a new housing for your street car
and have TIG-welded seams
Ford SB 289 302 Windsor STD Main Bearings from everyday use to high-poweredThese Speedmaster main bearings are just what you need to freshen up your engine. Why? They use silicon aluminum bi metal construction. Silicon aluminum is the choice for many of today's engine manufacturers because of its high fatigue strength and superior temperature threshold. Bearing wear is dramatically reduced and the fatigue strength is greatly improved.
