Skyline Urethane Mount Set R31 R32 R33 A31 C33 RB20 RB20DET RB25 RB30 RB30et
RB20 or RB30 Urethane gear box & engine mount set consists of:
1 x Urethane gearbox block, Duro 80, shore A, oven baked to cure. Complete with Aluminium inserts, T6 6061, CNC lathed, M10x50mm socket head cap screws, grade 10.9, M8x45mm socket head cap screws, grade 10.9, nyloc nuts and flat washers.
2 x RB20/30 Urethane engine blocks, Duro 80, shore A, oven baked to cure. Complete with M10x75 socket head cap screws and nyloc nuts. 3mm zinc plated compensation plates are supplied with the mounts to spread the loads through the whole block.
When fitting the mount's tighten the bolts till they start to compress the mounts. Do not tighten the mounts up full tight otherwise increased harmonics maybe passed through the chassis.
Suits Nissan R31 or R32 skyline, cefiro, laurel.
Auto and manual cars.