LS 4 Bolt 102mm to LS1 85mm 3 Bolt Throttle Body Adapter This new setup ensures a

This new setup ensures a more 'crisp' shift

The increased output of the amplifier easily outperforms stock ignitions and will smooth out the engine's idle

Speedmaster Flexplate/flywheel shims are designed to help you get the right spacing between the flywheel or flexplate and the crankshaft

With an adjustable vintage plastic snapback closure

Made from heat-treated

LS 4 Bolt 102mm to LS1 85mm 3 Bolt Throttle Body Adapter This new setup ensures aThese adapter plates are offered for several different applications, but they are all made from aerospace grade aluminum. Adapter plates are available in a variety of straight and tapered through hole diameters.