Universal Automatic 3-4 Speed Shifter Only 616541 Manifolds are cast from steel

Manifolds are cast from steel molds

Although the GM heads are good pieces

Speedmaster EFI intake manifolds make it simple to convert competition engines to electronic fuel injection

Note: The 52000/52001 manifold is a stock replacement/street legal part for 302

fuel injectors

Universal Automatic 3-4 Speed Shifter Only 616541 Manifolds are cast from steelSpeedmaster shifters designed to fit most 3 or 4 speed automatic transmissions. The shifters have stamped components to ensure smooth, accurate movements when shifting, and the reverse lockout mechanism eliminates the chance of transmission damage from accidentally shifting into reverse.