- Fits '70-'99 chassis with alternator-style primary
- S&S Super E carburetor
- S&S hydraulic valve train and roller rockers
- S&S electronic ignition
- Includes oil filter mount for generator location
- 3-5/8" bore x 4-1/2" stroke
- 8.5:1 compression ratio
- Natural crankcase with black powder-coat cylinders
- Made in the U.S.A.
- For '70-'99 custom chassis, with alternator style primary.