Nissan / Datsun – 240Z / 260Z / 280Z 1970-1978 Manual Transmission – Koyo Aluminum Radiator #R022352. Factory radiator cap will not fit. Koyo Radiator cap not included, sold separately. Not compatible with OEM top inlet hose. Use a trimmed OEM lower hose for inlet.

Note: Special Crossflow design. Replace OEM top rubber hose with a modified OEM bottom hose. Bottom tube will accept OEM bottom rubber hose. Does not have fan shroud provisions, OE style mechanical fan recommended.

R SERIES 53mm Core Thickness – Built with a robust 53mm core, the R-Core Series is engineered for the serious performance tuner.  Increased capacity means better cooling reserve when you need it. Intended for both circuit and daily use, you may double your coolant capacity and see up to 35% increased performance over your stock radiator.  Unless noted otherwise, all Koyorad R-Series All Aluminum Radiators are Nocolok brazed, designed as a factory fit, direct bolt in with no engine modifications necessary, and retain mounts for the  stock fan shrouds and fans.  See notes in individual item descriptions for details.