Spoon Sports Rigid Collar - Mazda RX-7 FD3S - Full Kit 19010-P75-A53 Grade 5 (6Al-4V) Titanium —

Grade 5 (6Al-4V) Titanium — high strength

Our design is strong enough for almost any B16 build

showing improved output at mid rotation frequency level

Includes the rocker cover gasket

Fitment: Nissan Bluebird/Sylphy KG11

Spoon Sports Rigid Collar - Mazda RX-7 FD3S - Full Kit 19010-P75-A53 Grade 5 (6Al-4V) Titanium —Developed by Spoon Sports, the Japanese Honda tuning specialists, Rigid Collars are precision machined aluminium rings that lock your subframe to the chassis. Factories drill the subframe bolt holes oversized so components drop in fast on the production line, and that clearance stays for the life of the car. It leaves the subframe sitting a fraction off centre, dulling steering response and letting vibration through the floor. Fit a set and the bolts