Harley Davidson Exhaust Torque Cones

Expert Gear Advice From Riders.

Harley davidson exhaust torque cones. Anti-reversion cones are a device you put into your head pipes near the cylinder head to discourage reversion ie. Anti-reversion torque cones eliminate backfire and pop in open pipes. The post was 05012012Dyno test on torque cones.

Front axle nut torque 70-75ft lbs rear axle cone nut first torque 15-20ft lbs second torque 95-105 ft lbs front disc torque 16-24 ft lbs rear disc torque 30-45ft lbs. Help to reduce exhaust reversion. Before the exhaust valve closes exhaust gasses can be pulled back into the engine which can contaminate the fuel and lead to further complications.

In the 88 engines a step was built into the exhaust pipe. NRHS - High Performance for your Harley Twin Cam Evolution Sportster or Buell. Anyone tried these EXHAUST TORQUE POWER CONES HARLEY DYNA FXD FXDL FXDWG eBay.

Ideal for use with aftermarket pipes or when adding Torque Cones. CNC-machined from stainless steel with precise angles for. Shop our complete selection of Harley-Davidson Motorcycle parts and accessories including the V-Factor Exhaust Port Torque Cones - 95115.

Raise the exhaust pipes back up and thread the head bolts and rear mounting bolts into position. Made from stainless steel wire mesh and impregnated with graphite for a positive seal. Whats reversion you ask.

A positive pressure wave in the pipe that interferes with cylinder fill if it arrives during overlap. Torque cones may seem like an unnecessary extra but the truth is that there are many reasons to consider adding them to your Harley-Davidson motorcycle. Reversion is the flow of exhaust gas back inside the combustion chamber.