Harley Davidson Evolution Stage 1

The next step is Stage 2 which includes a cam upgrade and Stage 3 and 4 and beyond include upgrading your heads big bore cylinders and stroker kits.

Harley davidson evolution stage 1. Launch Harder by putting all of your power to the ground. You will notice massive performance improvement once you are just done with the above. Making the best clutch setup on the market.

Hi does anyone has a Stage1 for 2010 Harley Davidson StreetBob 1600 with 76hp. Complete Stage-1 Clutch Basket Assemblies come with Blue medium strength. When the bike is fitted with an uprated air filter exhaust the performance from the engine is greatly increased.

Stage I Air Cleaner. Expect to gain about a 10 increase in power by paying The Harley Tax or Stage 1 kitting your motorcycle. After a successful Stage 1 883cc Sportsters should begin seeing horsepower in the low to mid 50s and torque numbers at about the 50 ft-lbs mark.

We offer Harley Stage 1 and Stage 2 motorcycle performance upgrade modifications that are tried and true methods of increasing power and engine efficiency. Performance and Technical information on basic modifications to a stock Harley-Davidson 1340 Evolution motorcycle engine. Stage 1 Performance Package.

WHAT IS A STAGE 1 UPGRADE. Harley Davidson Stage One Upgrade Kit. What is a Stage 1 upgrade on a Harley-Davidson.

Evolution Industries Stage-1 Clutch Kits set the standard for clutch performance. Future articles and reviews are in the works to talk more about these stages and upgrades. Stage 1 Modifications Build a 64 horsepower 1340 Evolution engine.