S&S 910-0684 114″ to 128″ Wrinkle Black w/ Highlighted Fins Big Bore Kit for M8 Models:
- Available for 114/117 M8 models
- 114/117″ to 128 big bore kit
- Wrinkle black finish
- Highlighted Fins
- Bolt on kit. No Machining Required
- includes gaskets and hardware required for installation
- 4.250″ bore, 4.5″ Stroke
- Forged Pistons
- 11:1 compression ratio
- The Big Bore kit yields excellent results with stock cylinder heads
- Easy installation: no need to bore or split existing cases, just swap the cylinders
- Cylinders are constructed from premium aluminum castings with cast-in iron liners
- Kits include cylinders, pistons, rings and gaskets (head, base and exhaust)
- Made in the U.S.A.
- This project requires a skilled technician. It is the responsibility of the person assembling the parts to check all clearances and assembly specifications.
- We highly recommend using Feuling’s ARP Cylinder Stud kit during install to avoid reusing stretched stock cylinder studs.
Important Information (MUST READ):
*A ThunderMax Autotune System is highly recommended for this product if you do not already have an aftermarket tuner. If you have one already, we can also provide you a recommended base map if you purchase this kit.*