SPEC Clutch Stage 4 - Nissan 510 1967-1973 1.6L.
Click here for SPEC Clutch stage explanations and recommendationsStages 1-3+ recommended for street/strip Stages 4-5 Race only. SPEC is a Manufacturer of street high performance and racing clutches and flywheels. Featuring Clutch Kits From street kit Stage 1,2,2+, 3, and 3+ to Race Kits Stage 4 and 5. And now the SPEC Super Twin with TQ ratings of over 1500 FT TQ ! Every SPEC Clutch Kit and Flywheel has been SFI Approved. Notes:5 bolt crank takes aluminum flywheel part number SN54A. 6 bolt crank taked aluminum flywheel part number SN21A. Please specify in notes section of online form when ordering. About SPEC Clutch:
SPEC is a Manufacturer of street high performance and racing clutches and flywheels. Featuring Clutch Kits From street kit Stage 1,2,2+, 3, and 3+ to Race Kits Stage 4 and 5. And now the SPEC Super Twin with TQ ratings of over 1500 FT TQ ! Every SPEC Clutch Kit and Flywheel has been SFI Approved. Applications: - 1967 - 1973 Nissan 510
- 1969 - 1973 Nissan Pick-up
- 1972 - 1973 Nissan 610
SPEC Clutch Stage Information: Click here for SPEC Clutch Recommendations
Warranty Policy: Click here for SPEC's Warranty Policy
Rush Shipping Information: Overnight/Rush shipping is not from the time that the order is placed rather it's the shipping method after the item is shipped. 2nd day air for a clutch kit is aprox $100-120 Next day air is aprox $130-160. These are just estimates and may range up or down by as much as 20%, the exact amount will be quoted before we charge your card if you want to request rush shipping. | 
