The Shelby Alloy Windsor block is 45 percent lighter, yet stronger than the factory cast iron version. It retains original factory engine mounting bosses and bell housing bolt pattern, making it a bolt-in replacement for cast iron Windsor blocks. The Shelby 351 block is fully CNC machined.
The Shelby block offers these premium performance features:
- Expanded Water Jackets
- Thick 0.750-inch deck delivers the foundation needed for maximum head gasket sealing and retention.
- Canted Valve Option
- Shelby's 351 Alloy block delivers superior bottom end stability at high rpm.
Shelby 351 Windsor Aluminum Block Technical Features:
||A356,T6 aluminum Blocks is CNC machined
|Cylinder bore range
||4.250-inch or 4.120-inch *Can be bored to 4.155
|Displacements up to
||464 cubic inches
||Centrifugally cast dry sleeves
||Siamese with dry liners
|Main bearing cap
|Main bearing cap bolt
|studs;4 splayed bolts on 2-3-4 mains
||Accommodates wet or dry sump oiling systems
|Head stud diameter
|Bare block weight
||90 pounds, approximately
You will be contacted to collect freight.