What Is Harley Davidson Stage 4

This stage IV comes with 110heads 260 cams 58mm throttle body injectors it realy moves but low end below 3000 rpms is alittle sluggish but once you get going all I can say is hang on.

What is harley davidson stage 4. It isnt until 4500 RPM that the Stage 4 really comes to life pouring the power on until it redlines at 6500rpm. We start with the increased diameter cylinder and high compression pistons as the Stage 3 upgrade kit. A stage one kit is basic air intake and exhaust all the way up to stage 4 which will be a large project such as air intake exhaust larger pistons cam and more.

Harley Stage 4. This is the stage that really puts the cherry on top. To start with The stage 4 kit does not come with the compressor heads.

This would be a moderate compression big bore combination. Highest level performance upgrade available to provide a maximum increase in displacement compression and flow. That is the Stage 4 upgrade.

Tuners carburetor and fuel injection NOS Superchargers Turbos Big Bore and more. I am a mvp at local dealership it only cost me 330000 instaled and dynoed. HOW MUCH DOES IT COST.

Stage 1 is just air and pipes stage 2 is a cam upgrade. This Stage IV Kit was developed to deliver maximum horsepower from the Milwaukee-Eight engine - all the way to the redline. Check out this new 107 to 128 HD stage 4 kit with Bassanni stainless exhaust.

All of the gaines are in the upper end of the powerband. However what might make a good stage 2 cam might be a little weak for a stage 4 engine and what might be a good cam for a stage 4 engine might be overkill for a stage 2 you know what I mean. The 114 Torque Cam and 117 Stage 3.