Super Clean Hi-Tensile Chrome-Silicon Steel
Specially Formed Structural Process for maximum performance & duability
Independently tested to out-perform any other steel valve spring on the market
Each set is 100% quality inspected & pressure matched
Longer life means more laps per dollar
Lower Cost, Winning Performance!

Designed for use in the demanding oval track market using roller tappet camshafts or where the increased spring pressure is required for maximum performance. Set of 16

• 1.580 OD dual
• .828 ID
• .800 max lift
• 249 lbs @ 2.050 installed height
• 650 lbs @ 1.270 open pressure
• Spring rate 541 lbs
• Coil Bind 1.200

Use Titanium Retainer# 517, VTR747
Use cup# 2604
Use ID Locator# 2682