Fluidampr Harmonic Balancer Tractor Pulling - Universal Fit For Taper Lock Hub - Requires Mandrel Bolt-Hole Drilling - No Pulley green oil Designed with precision

Designed with precision

Trusted by 1000hp+ street cars and championship-winning motorsports vehicles like the 'Xtreme GTR' and 'Integrated Motorsports R34

Two wires need to be moved for rear O2 operation

Together with incredible weight savings

Rather than add more fuel pumps to address the increased volume of fuel required

Fluidampr Harmonic Balancer Tractor Pulling - Universal Fit For Taper Lock Hub - Requires Mandrel Bolt-Hole Drilling - No Pulley green oil Designed with precisionRequires taper lock hub with 3. 25" pilot. Clockwise and counter clockwise laser engraved timing marks Robust competition design specifically for tractor pulling. SFI 18. 1 spec. Made in USA.