cooling
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radiator part #0000-01-7501 radiators oil coolers intercooler part number 1058-78-190 code c req 1 description radiator aluminum model engine type 12a 13b year various notes aluminum mazda factory competition radiator dimensions 19-1/2 high 22-1/8 wide 2 thick 0000-01-7501 1 radiator aluminum rx7 12a 1983-85 heavy-duty bolt-in replacement for stock unit similar to part #1058-78-190 can be used in conjunction with stock water/oil cooler mounted under oil filter same dimensions as part #1058-78-190 1979-82 heavy-duty 1.125 core aluminum radia1984-85 tor is a bolt-in replacement equivalent to a 3-row radiator in cooling capacity fits models with oil cooler mounted under radiator 1986-91 high-flow radiator mounts in stock location recommended for scca it and similar classes 1993-95 heavy-duty 1.125 core aluminum radiator is a bolt-in replacement equivalent to a 3-row radiator in cooling performance various mazda factory competition oil cooler dimensions are 6.55 high 22.5
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fluidyne racing products fluidyne heat exchanger part #0000-01-9503 heat exchangers part number 0000-01-9501 code req c 1 description heat exchanger therm-x iiitm model engine type various year notes fluidyne racing products water/oil heat exchanger is made of lightweight alloy and provides over 65,000 btus of heat rejection without a significant increase in water temperatures for installation in hot water supply line weight 4-3/4 lbs size 11-1/2 x 4-1/2 x 3 l xhxw fittings oil an-12 water 1 pipe part #db-30503 see notes for part #0000-01-9501 above for installation in cold water supply line fittings oil an-12 water 1-3/4 hose part #db-30504 fluidyne racing products parallel-flow all-aluminum unit produces over 80,000 btus of heat rejection needs only a portion of the hot water returning to the radiator can be mounted anywhere and at any axis weight 9-1/2 lbs size 14-1/4 x 6-1/4 x 4-1/4 l xhxw fittings oil -12 water 3/4 npt temperature probe 1/2 npt 1 quart oil capaci
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pulleys drive water pump and alternator replacement of stock engine pulleys in scca it classes is now legal with a stock water pump and drive pulley the water pump spins at a very high rpm creating cooling system cavitation and possible overheating replacing the drive and water pump pulleys with smaller diameter pulleys reduces the water pump s rpm significantly replacing the alternator pulley with a large diameter competition pulley will increase alternator bearing life by slowing the alternator speed drive alternator and water pump pulleys pulleys part number 0000-01-7201 code c req 1 description drive pulley aluminum water pump pulley aluminum water pump pulley aluminum water pump pulley aluminum alternator pulley aluminum idler pulley/bracket model engine type 12a 13b all 12a 13b year notes 1974-91 pulley diameter is smaller than stock part effectively slowing water pump and alternator speed single sheath 1974-85 pulley diameter is larger than stock must be used with smalle
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water pumps part number zr03-15-010 code req c 1 description competition aluminum water pump model engine type 12a 13b 20b year notes 1974-85 water pump for the 20b 3-rotor engine also fits all 12a 13b engines provides higher flow rate than stock pump and weighs approximately 5 lbs location of the alternator is on the right side of motor includes housing 1974-85 replacement cover for competition aluminum water pumps 1974-85 identical to stock pump except thermostat is removed and water bypass plugged 1974-78 includes gasket 1979-85 1986-88 rebuilt nla new 1989-91 rebuilt nla new 4801-15-130 3997-15-010b n232-99-153b n326-15-100r-mc ccsssssc 1 1 1 1 1 1 1 1 aluminum water pump cover competition castiron water pump water pump water pump water pump water pump water pump water pump cover gasket nt non-turbo 12a 13b 12a 13b 12a 13b rx7 rx7 nt&t rx7 nt&t rx7 tt miata 1.6 1.8 dohc 12a 13b t turbo n350-15-100r-m0 n3a1-15-100r-ma b660-15-010r-me 1993-95 order gasket n3a1-15-116 rebu
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