Universal Valve Cover Stud Kit 1/4-20" OAL 1.50", Pack of 12

Secure, precise, and built to endure harsh engine environments, Aeroflow Performance’s Universal Valve Cover Stud Kit delivers a reliable seal without the worry of loosening. Crafted from aircraft-quality 8740 high-tensile chromoly steel and cold-forged for molecular integrity, this kit pairs rugged hardware with a protective black finish for enduring performance.

What’s included

• 12 x Studs, 38.20 mm (1.50 in) overall length; 6.80 mm shank diameter
• 1/4”-20 thread for the studs and 1/4”-28 thread nuts
• 12 x 12-point nuts, 1/4”-28 thread; outside diameter 10.80 mm; height 7.65 mm; collar height 2.05 mm
• 12 x Flat small washers; outside diameter 13.90 mm; inside diameter 6.55 mm; thickness 2.05 mm

Why this kit stands out

• Bullet nose radius on the stud ends helps locate pan rail holes and reduces cross-threading during installation
• Small 12-point head on bolts paired with hardened parallel washers provides an even load distribution and accurate torque readings
• Black finish combines corrosion resistance with a clean, performance-focused appearance

Specifications at a glance

• Overall length: 38.20 mm (1.50 in)
• Shank diameter: 6.80 mm
• Threading: Studs are 1/4”-20; nuts are 1/4”-28
• Thread length: 21.95 mm
• Nuts: 1/4”-28 thread; outside diameter 10.80 mm; height 7.65 mm; collar height 2.05 mm
• Washers: outside diameter 13.90 mm; inside diameter 6.55 mm; thickness 2.05 mm

Designed for secure valve cover mounting

These studs hold the valve cover and gasket firmly in place, minimizing movement that can lead to leaks. The combination of 8740 chromoly steel, cold-forged construction, and precision hardware ensures consistent torque readings and long-lasting sealing under high-performance conditions. Ideal for applications where reliable, repeatable clamping is essential.