Mishimoto has developed a new Mazda RX-7 FD Silicone Hose Kit for the LS1 V8 motor. The RX-7 FD with LS Swap silicone hose kits are made with a dual layer combining high grade silicone and heat-resistant embedded fibers to provide efficient heat reduction and increased pressure tolerance, all with a direct OEM replacement fit! Mishimoto Mazda RX-7 FD w/ LS Swap Silicone Radiator Hose Kit MMHOSE-RX-LSBK 1993-1995 Mazda RX-7 4.8 Liter, 1993-1995 Mazda RX-7 5.3 Liter, 1993-1995 Mazda RX-7 5.7 Liter, 1993-1995 Mazda RX-7 6.0 Liter, 1993-1995 Mazda RX-7 6.2 Liter, 1993-1995 Mazda RX-7 7.0 Liter