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Speedmaster main caps improve reliability in highly stressed engines by reducing distortion of the main bearing bores
and most four barrel carburetors
leakproof seal
further improve durability to make this heavy duty race the best option available for the TH400
Speedmaster rear calipers are some of the strongest on the market
HEI Distributor Cap Rotor 65K Coil Cover Red Upgrade Kit Speedmaster main caps improve reliabilitySpeedmaster offers these HEI Upgrade kits for your stock distributor, which feature color matched components an industry first! They include an alkyd distributor cap with brass terminal connections, a rotor, a matching coil cover, a cable retention ring, and a high performance, low resistance, carbon to coil rotor conductor. Can also be used to update your aftermarket distributor if you just need a tune up kit.
