Quarter Master Mark II Ultra Duty Pro Gear Quick Change Gear Set - # 1Q Landrum Performance Springs ***NOTE for LT Applications: If

***NOTE for LT Applications: If installing on LT application refer to 21-5 LT installation kit instructions before proceeding

Grooving Tool

Edelbrock 1 Exhaust Valve 1

Black Anodized / Tumble Polished

Extra-strength chrome moly steel bolt with large

Quarter Master Mark II Ultra Duty Pro Gear Quick Change Gear Set - # 1Q Landrum Performance Springs ***NOTE for LT Applications: IfOver sixty years of gear manufacturing "know how" was designed into our Quarter Master Pro Gears. We start by using the highest quality E9310 aircraft steel. Then we precision hob them to AGMA Class B Tolerances to produce a true involute tooth form for a high contact ratio. We finish them with a proprietary heat treat process and hand roll test and inspect them, giving you results on the track that can't be beat. These quick change gears are