Winters 10-Spline Quick-Change Gears 8504 SR20DET NVCS Piston Avg Weight: 425

Piston Avg Weight: 425

and less prone to flex

Part Type: Timing Lights

4-Bolt Main Hex Nutfits SB Ford 351 SVO With Outer Studs For Mains 1-5

Manufacturer's Part Number: 3821

Winters 10-Spline Quick-Change Gears 8504 SR20DET NVCS Piston Avg Weight: 425Brand: Winters Performance Products Manufacturer's Part Number: 8504 Part Type: Quick Change Differential Gears Product Line: Winters 10 Spline Quick Change Gears Automotive Fittings Part Number: WPP 8504 Quick Change Gear Set Spline: 10 Quick Change Gear Set Number: 4 Quick Change Gear Set Number of Teeth: 24 31 Quick Change Gear Material: SAE 8620 Steel Heat Treated: Yes Quantity: Sold as a pair. Notes: Install Quick Change gears with shoulder