Description
S&S Cycle 640 Camshaft Kit For Harley Twin Cam
S&S has been in the business of making Harley-Davidson motorcycles go fast for a very long time, and their innovation in the world of bumpsticks is not exactly a secret. If you’re looking for more power from your bike, a cam is a wonderful place to start – especially if you’ve already done most of the easy ‘bolt-on’ modifications. Installing an S&S cam is a surefire way to make your mill suit your riding style while getting maximum output.
Features:
- Only available in gear drive version
- Gear drive cams include 4-gear set and installation kit
- Made in the USA
640 Cam Info:
- Designed for S&S T124 engines – This cam makes horsepower!
- Intended for 95″-110″ engines with compression ratios between 10.5:1 and 11.5:1
- Strongest from 3000 RPM-6000 RPM
- Comparable to Screamin’ Eagle SE-264 and Andrews 59H cams
- High-lift valve springs required for all applications
- Intake open/close 25°/60°
- Exhaust open/close 65°/25°
- Intake duration 265°
- Exhaust duration 270°
- Lift .640″
