S&S Cycle MK136 Black Edition Engine for '17-23 Harley-Davidson M8 Touring Models (oil-cooled) 49 State Emission Compliant
550G Gear Drive - Oil Cooled - 49-State - M8 Touring
Features & Benefits
Cylinder Heads
- High-flow cylinder heads with premium seats, guides, valves, springs, and seals
- +1mm oversized intake and exhaust valves
- Valves are .030” longer than stock for improved valve-train geometry
- .605” max lift valve springs
- High-strength alloy used in cylinder head casting, improved strength at high temperatures
- Enlarged cooling passage around the exhaust seats • S&S Exclusive breather boxes
MK136
- Forged pistons
- S&S performance oil pump and cam support plateP
- Premium tappets and tappet cuffs
- Billet aluminum covers • Sprocket shaft spacer included
- Champion spark plugs • Retains stock engine height
- Includes Cam Cover Badge
- Powder coat finish matches factory finish
- Huge displacement increase means a huge power increase
Crankcase
- All premium quality components
- Patented Dual-Spray Piston Cooling Jets
- Precision machined oil scraper
- Enlarged oil sump
- Contoured floor allows oil to easily drain back to the sump
Without Fuel or Ignition Systems
This item does not ship free, freight charges apply
Freight Charges:
- If you do not require a lift gate to unload the engine upon delivery, select: Freight WITHOUT Liftgate $250.00
- If you do not have a forklift or a suitable loading dock to unload the engine upon delivery, select: Freight WITH Liftgate $300.00
DISCLAIMER: Not legal for sale or use in California on any pollution-controlled motor vehicles.
WARNING This product can expose you to chemicals, including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm.
For more information go to www.P65Warnings.ca.gov