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Speedmaster radiator overflow tanks are both functional and stunning to look at
Convert any one-piece GM TH400 case into a two-piece case with our Speedmaster TH400 case adapter
These rockers are precision-machined to ensure consistency and ratio accuracy and have a great looking anodized finish
they won't eat up race-winning horsepower
28 & 31 spline axles:Requires bearing PCE231
9.450" Chromoly Hardened Steel 3/8 +0.080" Wall One Piece Pushrods (8pcs) Speedmaster radiator overflow tanks areGet all of the performance that your engine can produce with these durable pushrods designed especially for high lift cams. Speedmaster pushrods are available in both 5 16 in. and 3 8 in. diameters. They feature . 080 in. wall thickness and are formed from 4130 chromoly steel. These one piece Speedmaster pushrods are heat treated for use with guideplates.
