Chevy SBC Billet Aluminum Short Water Pump SWP Serpentine Pulley They work under the same

They work under the same principals as OEM tanks

The main difference is that there is an open area under the plenum chamber

A beautiful reproduction of the original 1969 Mustang Deluxe rim blow steering wheel that was standard on the Mach 1

This is a preloaded unit allowing for a faster-reacting unit

flush-machined set screws for proper contact on the studs

Chevy SBC Billet Aluminum Short Water Pump SWP Serpentine Pulley They work under the sameSpeedmaster aluminum crankshaft pulleys are manufactured from 356 aluminum that is heat treated to T 6 specs. These Speedmaster aluminum crankshaft pulleys help to increase horsepower by reducing accessory drag.