ARP 206-4207 Head Stud Kit for Triumph TR4 12pt ymm_38 With an exhaust manifold incorporating

With an exhaust manifold incorporating 100 cpsi sports catalytic convertors and side mufflers

4 hp) at 4

This product fits also on BMW M5 Competition and CS 2022 models equipped with OPF/GPF

Quattro 1983-1986

0-5v analog output (10-20 AFR range only)

ARP 206-4207 Head Stud Kit for Triumph TR4 12pt ymm_38 With an exhaust manifold incorporatingIt is for good reason that virtually every top professional engine builder relies on ARP Pro Series head studs for their all out competition powerplants. Simply stated, theres not a better stud setup on the market today. For openers, ARP uses a premium grade 8740 alloy that is rated far superior to aircraft quality. Each stud is placed vertically in special racks and precisely heat treated to 200, 000 psi. This procedure ensures complete heat