S&S CYCLE Engine Case - MK-Series - M8 Touring 310-1170

If you're building a high-performance M8 Touring engine or restoring one to OEM specifications, you need a crankcase that won't fail under sustained load. The S&S Cycle MK-Series engine case is engineered with reinforced stress points and optimized oil management to keep temperatures down and reliability up—critical when you're pushing your touring bike beyond stock parameters. This complete assembly arrives ready for installation with all necessary bearings, seals, and hardware included.

• Stock deck height
• Large volume sump
• Fits stock touring frame
• Accepts larger bores
• OEM-style component compatible
• Reinforced high-stress areas
• Machined oil scraper
• Improved oil scavenging
• Reduced flywheel cavity temps
• Includes crankcase assembly
• 2 main bearings
• 2 balancer shaft bearings
• Inner cam bearing
• 8 cylinder studs
• Magnetic drain plug
• 4 × 1/4" pipe plugs
• Front and rear cooling jets
• Complete gasket and seal kit
• All assembly hardware
• MSO documentation included
• Made in the USA