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Available for owners of stock 80" engines and for engines already equipped with S&S 89" stock bore stroker kits. Stock crankcases must be bored to accept the big bore cylinders. Complete instructions are included.
Features and Benefits: Large displacement at a relatively small price Significant increase in horsepower and torque Made to order—Get what you want and need
Option 88", 96", 98" and 103" displacements available Natural or wrinkle black powdercoat cylinder finish Top end kits for 80" engines and engines with S&S 89" stroker kits Valve train items—Cams, tappets, valve springs, rocker arms, rocker covers Fuel system— Manifolds, carburetors, EFI throttle bodies, EFI modules
EXTRA PARTS NEEDED: 1977–'89 style pinion gear and oil pump drive gears must be used when installing S&S flywheels in 1990-'99 engines.
Features and Benefits:
Option
EXTRA PARTS NEEDED:
| Product specifications | |
|---|---|
| Vendor part # | 91-7661 |
| Weight | 30.2800 Kg |
| UM | EA |
| UNITS | Kit |
| TYPE | Engine |
| STYLE | Big Bore |
| COMPRESSION RATIO | 9,75:1 |
| MODEL | Sidewinder |
| BASE COLOR | Black |
| STROKE LENGTH | 4-5/8" |
| PRODUCT NAME | Performance Kit |
| BORE SIZE | 3,625" |
| DISPLACEMENT | 96" |
| COLOR/FINISH | Black |
