S&s Cycle Mr103 Cam Kit For 103" Engines

Upgrade your 103" engine with the S&S Cycle MR103 Cam Kit. This bolt-in camshaft delivers enhanced power and performance across the RPM range, providing the best results between 2500 and 5500 RPM. Experience the difference with improved acceleration and throttle response.

Description

The S&S Cycle MR103 Cam Kit is designed for 103" engines with a stock compression ratio of 8.7:1, and it's also compatible with engines up to 10.5:1 compression ratio. While it works seamlessly with stock, un-ported heads, it’s an excellent match for S&S CNC ported heads, maximizing your engine's potential. This kit provides a significant power increase throughout the RPM range, offering superior performance where you need it most. Crafted with precision and care, this cam kit ensures durability and reliability, extending the life of your engine while boosting its capabilities. Proper installation guarantees optimal results, transforming your motorcycle into a high-performance machine.

Features & highlights

• Bolt-in camshaft designed specifically for 103" engines.
• Compatible with stock 8.7:1 to 10.5:1 compression ratios.
• Works with stock, un-ported heads and S&S CNC ported heads.
• Delivers increased power across the entire RPM range.
• Optimized performance between 2500 RPM and 5500 RPM.
• Made in the USA, ensuring top-quality craftsmanship.

Technical specifications

• Brand: S&S Cycle
• Product Name: Camshaft Kit
• Grind: MR103
• Type: Gear
• Intake Open: 13°
• Intake Close: 33°
• Intake Duration: 226°
• Intake Lift: 0.585"
• Intake Lift at TDC: 0.172"
• Intake Lobe Centerline: 100°
• Exhaust Open: 50°
• Exhaust Close: 22°
• Exhaust Duration: 252°
• Exhaust Lift: 0.585"
• Exhaust Lift at TDC: 0.177"
• Exhaust Lobe Centerline: 104°

Important to know

Professional installation is required. The installer must check coil bind, valve-to-valve clearance, and valve-to-piston clearance. A hydraulic press and other professional-level tools are necessary. S&S recommends using adjustable pushrod/covers. Camshaft bearings and gaskets must be replaced when installing new camshafts. Kit does not include adjustable pushrods, covers, camshaft bearings, or gaskets.