SCS Professional Series Quick Change Gear Set - 6 Spline - Set 612 - 4.11 Ratio 2.70 / 6.26 - 4.33 Ratio 2.84 / 6.60 Frontal Head Restraint Restraint They are made from AMPCO-45

They are made from AMPCO-45 extruded aluminum bronze with 5% nickel added

FIA FT3 Approved 3-Layer Ballistic Nylon-Reinforced Flexible Fuel Bladder with Cross-Drilled Composite Nut-Ring Installed

Del West manufactures spring retainers for all types of racing engines in Aerospace quality titanium

detailing the dynamic rate in graphic and numerical form

SCS Professional Series Quick Change Gear Set - 6 Spline - Set 612 - 4.11 Ratio 2.70 / 6.26 - 4.33 Ratio 2.84 / 6.60 Frontal Head Restraint Restraint They are made from AMPCO-45Manufactured from 9310 aircraft alloy for maximum strength, 6 spline quick change gears are crown hobbed, broached for 6 spline shaft fit, and black oxide finished for corrosion protection. Gears undergo a five step heat treating process to deliver maximum durability. Since 1979, SCS Gearbox, Inc. has been listening to it's customers! When SCS Gearbox first started manufacturing, it was to meet the needs of tractor pullers to provide specialized