We recommend replacing the studs and nuts when changing exhaust manifolds or headers.
Our exclusive kits include:
• (9) M10 × 1.25 × 48mm long studs (choose the standard kit with gold Zinc-plated Grade 8 Steel studs or the Deluxe Kit with ARP Stainless Steel broached-end studs) • (9) M10 × 1.25 silver Zinc-plated Steel flanged serrated nuts • (9) M10 Nord-Lock washers • (1) M10 × 1.25 tap to chase threads in head • (1) Stainless Steel wire tube brush to clean debris from chasing threads in head • (1) glass eyedropper bottle of Cotronics Resbond 907TS threadlock • the Deluxe Kit with ARP Stainless Steel broached-end studs includes an M4 Allen key
UPGRADE OPTIONS:
Mazda exhaust manifold gaskets are available here.
Stage8 nut & retainer kits are available here. I will credit you for omitting the regular kit’s nuts and washers. Just note that’s what you want in the checkout notes field or email me.
