As good as advertised. You can now hear the turbos spooling up and the extra power is felt instantly.
Supper quick shipping and everything came how it should.
⚠ No shipping to California due to CARB regulation.
The S&S Cycle 131" kit for 2017 and up M8 is the perfect sleeper package. Boost your engine displacement to get some big numbers at the rear wheel, without advertising it. The kit bolts in with no machine work required and keeps your bike looking stock for the "sleeper" approach. Our 131" kit includes all the necessary gaskets for the installation and if you want to tell everyone what you have, a new 131" badge is included for your cam cover.
- Huge displacement increase means huge power increase
- Original engine serial numbers are retained
- Powder coat finish matches factory finishes
- Includes 131" Cam Cover Badge
- Works with stock crankcases
- Retains stock engine height
- 4.250" bore, 4.625" stroke
- 11.0:1 compression ratio
- Without headlight
| Air Freight Prohibited: false |
| Not Carb Approved: true |
| Carb Acknowledgement Required: true |
| Ltl Freight Required: false |
| Prop 65: Unknown |
| Part Type: powersports |
| Epa: N/A |
| Regular Stock: true |
| Units Per Sku: 1 |
No fitment data available for this product.
This product is covered by the manufacturer's warranty against product defects and missing components in the package. To file a claim, use the brand-specific links on our warranty page.
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