Chevy SBC 350 High Volume Aluminum Long Water Pump [Black] These Speedmaster tailshaft housings are

These Speedmaster tailshaft housings are designed to fit the stock Turbo 400 transmissions

Fits big block Chevy rectangular port cylinder heads on standard deck blocks

so you are good to go

The runner length and the tapered cross-section were designed to perform well for a wide range of engine configurations

Chevy SBC 350 High Volume Aluminum Long Water Pump [Black] These Speedmaster tailshaft housings areSpeedmaster high volume water pumps have a ribbed aluminum housing and a heavy duty ball roller bearing assembly. Speedmaster water pumps have a bigger impeller and larger cavity size to flow 40 percent more coolant than stock. Choose long or short styles in a natural or shiny polished finishes. Get high flow for your car with Speedmaster water pumps.