FR SPORT
Cometic Gasket Cometic Chevy Mark-IV Big Block V8 Top End Gasket Kit-4.350in Bore-.040in MLS Cylinder Head Gasket PRO1005T-4350-040
Frequently bought together
Product details
CG Head Gaskets
Engine Top End Kit
GM Big Block V8 1970-1985 402/392
COMETIC StreetPro Kits cater to the budget-minded street-rodder who is looking to purchase a kit with all necessary gaskets and seals needed for their rebuild. StreetPro gasket kits are sold as a top-end kits and bottom-end kits. Purchase both top- and bottom-end kits for a total engine rebuild. Quality gasket materials are a priority in StreetPro kits. Kit materials include: MLS, AFM, Aramid Fiber, and Armor Clad.
Chevrolet Mark-IV Big Block V8 Top End Gasket Kit, 4.350 " Bore, .040 " MLS Cylinder Head Gasket
SKU: 9DCEF
Why customers choose Ride Rite
Tesla & EV specialists
Every part is matched to your exact car — verified fitment, not a generic catalog.
Mobile install across the Bay Area
Skip the shop — our team comes to you for professional installation throughout California.
Free, fast shipping
Orders over $150 ship free and fully tracked, with most parts leaving the warehouse quickly.
Real human support
Talk to actual suspension specialists before and after your purchase — never a call center.





