You are buying 1 Brand new cylinder sleeve for the following vehicles.

GM Car 7.4L / 454 OHV V8 16V Chevy 1970-1976

GM Truck, Van, SUV 7.4L / 454 OHV V8 16V Chevy 1971-2000

Wall Thickness: 3/32

Sleeve Length: 7.000"

Sleeve Bore: 4.250"