Skip to product information
Installing this 3-5/8" big bore kit will increase the displacement of stock 80" HD® shovelhead engines to 88" using the stock 4-1/4" flywheels. This may also be used to build an 88" engine in 74" shovelheads if a 4-1/4" stroke flywheel assemble is also installed. The kit includes S&S 3-5/8" bore cylinders, 3-5/8" bore forged pistons with rings and wristpins, S&S stainless steel head bolts, base nuts, head gaskets, base gaskets, exhcaust gaskets, and instructions. Compression is 7.5:1. The cylinders are stock length so stock length pushrods and manifold may be used.
S&S Cycle 79-84 BT 88in Sidewinder 3-5/8in Big Bore Cylinder Kit - Gloss Black
$1,995.95
Sale price
$1,995.95
Regular price
Product Details Overview and manufacturer notes
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1979-1984 | Harley-Davidson | FLH Electra Glide | Base |
| 1980-1984 | Harley-Davidson | FLHS Electra Glide Sport | Base |
| 1984 | Harley-Davidson | FLHX Electra Glide Special | Base |
| 1980-1983 | Harley-Davidson | FLT Tour Glide | Base |
| 1981 | Harley-Davidson | FLTC Tour Glide Classic | Base |
| 1982-1983 | Harley-Davidson | FXR Super Glide II | Base |
Vehicle Fitment Compatible vehicles and fitment notes
Fitment supportVerify compatibility before ordering.
Secure checkoutTrusted payments and financing.
Order updatesClear fulfillment and delivery status.
Real shop helpSupport from Sacramento.
Apex matched products
You may also like
More styles from Engine Components picked to keep the build moving.
Fel-Pro
Fel-Pro Kia Rio 61448 Fuel Injection Throttle Body Mounting Gasket
$4.15
→
Fel-Pro
Fel-Pro Buick Lucerne 61447 Fuel Injection Throttle Body Mounting Gasket
$12.29
→
Fel-Pro
Fel-Pro 10-24 Toyota 4Runner/16-23 Tacoma/2014 Tundra Fuel Injection Throttle Body Mounting Gasket
$5.17
→
Fel-Pro
Fel-Pro Ford F-150 Fuel Injection Throttle Body Mounting Gasket
$3.50
→
Fel-Pro
Fel-Pro Chevrolet Camaro 61436 Fuel Injection Throttle Body Mounting Gasket
$13.96
→
Fel-Pro
Fel-Pro Mitsubishi Eclipse 61432 Fuel Injection Throttle Body Mounting Gasket
$3.34
→
Fel-Pro
Fel-Pro Ford Mustang 61426 Fuel Injection Throttle Body Mounting Gasket
$3.78
→
Fel-Pro
Fel-Pro Ford E-350 Super Duty 61425 Fuel Injection Throttle Body Mounting Gasket
$3.69
→