What Is Harley Stage 4
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Stage 3 cam being the 498 model and stage 4 being 515 model.
What is harley stage 4. I achieve 100 TQ at 2750 RPMs and maximum torque of 114 is reached at 4500 RPMs and torque more gradually reduces from there compared to an SE 255. It comes with the cnc ported factory heads with larger valves and bee hive springs and they flow much better than stock. This kit makes 105-110 hp and 110-115 ft lbs on a consistent basis straight out of the box without a great exhaust.
Features new CNC-ported heads with 1mm bigger valves and fully machined combustion chambers. He is referring to the cams included in the se. Harley Stage 4 Upgrade The more air your engine can move the more power it can create.
100 of proceeds go to benefit the Forgotten Angels of Florida charity. The 114 Torque Cam and 117 Stage 3. As the stage kits get higher in number the more parts and labor are involved.
Delivering a boost in both displacement and air flow through the engine these complete kits were developed to deliver maximum horsepower from the. The Harley Stage 4 upgrade consists of ported heads and a high performance carburetor or throttle body. Only one air cleaner is available to fit.
The SE Stage 4 which I have has a nicely designed broad torque curve that has a balanced profile between a torque cam and a top ender. To start with The stage 4 kit does not come with the compressor heads. Nobody says no to more torque and horsepower.
It includes headwork and more cam than a Stage 3. Stage 40 are maximum output heads for an OE casting. But higher number stage kits are well beyond just getting a new cam.