What Is Stage 1 On A Harley

Milwaukee-Eight Harley-Davidson Stage I Performance Upgrade at Fat Head Cycles.

What is stage 1 on a harley. Stage 1 Harley-Davidson Upgrade. I have vh true dual headers Reinhardt slips Arlen ness stage 1 air cleaner and the. What Is a Stage 2 kit on a Harley.

Free breathing air cleaner. Now depending on who you ask a Stage 1 upgrade could be anything from an exhaust upgrade to a new carburetor. Harley Stage 1 Upgrade Parts When you are looking to upgrade your motorcycles performance there is only one place where you should start.

That place is at a Stage 1 upgrade. Im going to base the term Stage 1 on what the motor company typically terms for this upgrade. Do you want to know the difference between a stage 1 and stage 2In this quick video I will explain both stages so you can make the right decision for yours.

Just start with Stage 1 modsyou can always do more down the road and thats half the fun of owning a Harley. Thats what Harleys are supposed to do. When the bike is fitted with an uprated air filter exhaust the performance from the engine is greatly increased.

These are generally considered exhaust and intake modifications to an otherwise stock engine along with the appropriate EFI Tuner. The higher the stage number the better the air flow. The only true stage one tune is when you change the mufflers or full exhaust system air cleaner kit and dyno jet if a carb model or an ignition download fuel injected model.

A stage 2 system such as AR300-237 replaces all of that and has additional equipment usually a larger diameter hose or collar. Stage 2 Usually consists of added cams to increase intake and exhaust flow. Youre looking at high-flow cylinder heads and the Godzilla of all throttle bodies.