Product Description
The S&S CYCLE Engine MK136 Black Oil-Cooled 49 State M8 17-23 Touring is available now from Knobtown Cycle, your Kansas City motorcycle parts specialists.
Key Features
- Cylinder Heads:
- High-flow cylinder heads with premium seats, guides, valves, springs, and seals
- +1.00 mm oversized intake and exhaust valves
- Valves are 0.030″ longer than stock for improved valvetrain geometry
- 0.605″ max lift valve spring
- 475G gear drive cam
- Enlarged cooling passage around the exhaust seats
- S&S exclusive breather boxes
- Crankcase:
- Patented dual-spray piston cooling jets
- Precision machined oil scraper
- Enlarged oil sump
- Contoured floor allows oil to easily drain back to the sump
- MK136:
- Retains stock engine height
- Includes forged pistons, S&S performance oil pump and cam support plate, premiun tappets and tappet cuffs, billet aluminum covers, sprocket shaft spacer, Champion spark plugs and cam cover badge
Product Specifications
- Part Number: 09010265
- Brand: S&S CYCLE
- Weight: 174.00 lbs
Expert Installation Services
Professional installation services available. Contact our Kansas City service department! Free Ship to Store!
Part Locations
| Location |
Available |
| Wisconsin (WI) |
11 |
| New York (NY) |
1 |
| Texas (TX) |
0 |
| Nevada (NV) |
0 |
| North Carolina (NC) |
1 |
| National Total |
13 |
Stock levels last updated: January 30, 2026 8:09 PM
Professional Installation Available
Knobtown Cycle offers professional installation services. Contact us via a service request to learn more.
Thank you for Shopping at Knobtown Cycle!
When you shop with us, you’re not just buying motorcycle parts — you’re supporting a small, family-run business rooted right here in the heartland of America. Every order helps us keep riders on the road and fuels our passion for serving the motorcycle community.
From all of us at Knobtown Cycle, thank you for choosing local and riding with us.
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