S&S Cycle Twin Cam 583 Easy Start Camshaft Kit - 106-5807

Upgrade your Harley-Davidson Big Twin with the S&S Cycle 583 Easy Start Camshaft Kit, designed for improved performance and ease of starting. This kit provides a significant boost in low-end torque and horsepower, making it an excellent choice for Softail and Dyna models.

Description

The S&S Cycle 583 Easy Start Camshaft Kit addresses the common issue of high compression engines being difficult to start. It features a unique design that initially reduces crank compression, allowing for an easy start. Once the engine is running and RPM increases, the compression release lobe retracts, restoring full compression and delivering optimal performance. Optimized for Softail and Dyna models, this camshaft kit provides a strong power band between 1500 rpm and 5000 rpm. Enjoy enhanced throttle response and increased overall engine efficiency. This bolt-in kit is made in the USA ensuring top-notch quality and reliability. The S&S Cycle 583 Easy Start Camshaft is a chain-driven cam that delivers proven performance gains.

Features & highlights

• Easy Start design reduces cranking compression for effortless starting.
• Provides a substantial increase in low-end torque and horsepower.
• Optimized for use in Softail and Dyna models, but compatible with any Big Twin.
• Delivers peak performance between 1500 rpm and 5000 rpm.
• Bolt-in installation for straightforward upgrades.
• Made in the USA with high-quality materials.

Technical specifications

• Brand: S&S Cycle
• Product Name: Camshaft Kit
• Grind: 583 Series
• Type: Chain
• Intake Open: 5°
• Intake Close: 18°
• Intake Duration: 204°
• Intake Lift: 0.583"
• Intake Lift at TDC: 0.113"
• Intake Lobe Centerline: 96.5°
• Exhaust Open: 58°
• Exhaust Close: 24°
• Exhaust Duration: 262°
• Exhaust Lift: 0.583"
• Exhaust Lift at TDC: 0.206"
• Exhaust Lobe Centerline: 107°

Important to know

This kit includes camshafts, gear cover gasket, bearings, retaining ring, o-ring, thread lock, and instructions. The installer must check coil bind, valve-to-valve clearance, and valve-to-piston clearance. This kit is not for models with OEM compression releases and is not recommended for compression ratios of 10.0:1 or greater.