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Speedmaster billet main caps improve reliability in highly stressed engines by reducing distortion of the main bearing bores
Speedmaster extruded aluminum and stainless steel shaft mount rocker system includes steel shafts with pedestals
they yield better fuel distribution and ultimately greater horsepower
Based on a positive retention system
Ford FE 390 427 428 Replacement Starter Mounting Block Speedmaster billet main caps improvePut your starter on a Speedmaster mounting block. Designed for Speedmaster starters, these durable mounting blocks are precision machined from billet aluminum. These mounting blocks keep your starter secured and properly adjusted.
