Increase the displacement of your X-Wedge engine with these bolt-on cylinder and piston kits. Increase the displacement of your X-Wedge engine with these bolt-on cylinder and piston kits. A 1/8" bore increase will take an X121 to X128, and a 1/4" bore increase will take an X117 to X132! No changes to the crankcases or flywheels are required. No changes to the crankcases or flywheels are required. Bolt-on Proven Performance® from S&S!
FEATURES AND BENEFITS
- Bolt-on performance
- Increase displacement without crankcase modifications
- Fits all X-Wedge engines
- Silver powdercoat, wrinkle black powdercoat or polished finish
This dyno chart shows the performance enhancements from increasing displacement. While peak horsepower is not greatly affected, overall torque drastically increases – 140 ft./lb. at 2500 rpm! Both engines are configured with S&S X569 cams, S&S 58mm throttle body, S&S tuned runner intake and custom made 2:1 header system with a performance muffler.
|Replacement 4 3/8" Bore Cylinders & Pistons
for S&S® X-Wedge® Engines
|Cylinder Silver Powdercoat
|Cylinder Black Wrinkle Powdercoat
|Cylinder Full Polished
||Forged (for X128)
||Forged (for X132)
|Cylinder includes one cylinder only. All piston part numbers are for one piston only and include rings, wristpin, and clips.
|Replacement Parts for X128 & X132 Pistons
|Standard Moly Faced Rings
|+.010 Moly Faced Rings
Cylinders are honed and ready for assembly. Cylinder sets include front and rear cylinders. Includes head and base gaskets. Pistons are sold seperately. See chart below.