Product Information
These S&S Big Bore Kits are made to take your 107in. M8 up to 129in. and your 114in. M8 up to 132in. If pairedwith the S&S Stroker Crank you can take your 114in. up to 136in.
136in. kits must be used with S&S stroker flywheels (P/N 503293) to achieve the 136in. displacement
Wrinkle black finish
Available with or without highlighted fins
Original engine serial numbers are retained
MLS (multi-layered steel) head gaskets
Retains stock engine height
4.320in. bore
11:1 compression ratio
Includes cam cover badge
Made in USA