Heatshield Products Lava Heatshield Battery Insulation Kit - Group 35 Batteries 2019752 7L S/B Chevy engines originally

7L S/B Chevy engines originally equipped with centerbolt valve covers

GM Fullsize Truck 1963-70

A recent camshaft company Technical Bulletin said it best

4000+ stall

Heatshield Products Lava Heatshield Battery Insulation Kit - Group 35 Batteries 2019752 7L S/B Chevy engines originallyProduct Description: Battery Insulation Kit Lava Heatshield 1200 Degrees Hook and Loop Closure Group 35 Batteries Woven Fiberglass Carbon Fiber Look California based Heatshield Products is a family owned manufacturer of heat management solutions for a wide range of automotive applications. Made in the USA of the highest quality materials, the Heatshield line of products reduces radiant heat by up to 90%, protecting valuable components from extreme