Gear Set No. 18 (19/24 Teeth, 1.263 Spur Ratio)

SCS-PRO18

S-PRO18

Professional Series Gears < br>scs 10-spline Quick Change Gears (sets 1 To 28 Are Max Li ghtened), Where Possible, With out Sacrificing The Strength. Average Weight Savings 1-1/2lb s. Since 1987 Scs Gears Have B een The Proven Leader In Ultra High Performance Quick Change Gearing. Scs Builds Gears Tha t Last. scs Gears Are M ade Of 9310 Aircraft Alloy For Maximum Strength. Each Gear I s Crown Shaved (ground Before Heat Treat) To Minimize Backla sh And Run Out, Broached For P roper 10-spline Shaft Fit And Black Oxide Finished. t he Scs Extra 5 Step Heat Treat ing Process Yields Maximum Gea r Life For High Stress Applica tions Such As World Of Outlaw Sprint Cars.