Completely assembled, 50 state legal engine that includes compliance and documentation stickers..
80in. Displacement.
3-1/2in. Bore.
4-1/4in. Stroke.
S&S 520 Camshaft.
S&S Forged Pistons.
Compression Ratio 10:1.
S&S Super E carburetor.
Super Stock Ignition.
Classic Teardrop Air Cleaner.
S&S Forged Roller Rockers.
Chrome Gear Cover.
S&S Chrome Rocker Covers.
Chrome Tappet Blocks.
Stock height for easy installation.
Black finish.
Two-year manufacturers warranty.
Made in USA.
Exempt from emissions tampering regulations under CARB EO# D-355-5 when used in 1984-1998 carbureted, non-catalyst, big twin powered models.


*Free to the contiguous United States consisting of the 48 adjoining U.S. states plus Washington, D.C., on the continent of North America. Free is not available to non-contiguous states of Alaska and Hawaii, US Protectorates, or APO, FPO or DPO locations. Photos are for reference only. Actual product may differ from the item shown in photograph.