An LPG version, the 5R-LPG, was produced from 1968 through 1983. The 3R-LPG variant was produced for the last five years. The 3R-C was introduced to comply with California emissions laws. In 1960 the 3R was uprated to 8:1 and the 3R-B version was offered from 1960 through 1968 with the old 7.7:1 compression ratio. When introduced it had a 7.7:1 compression ratio. Production had been gradually transferred from the original Honsha plant to the new Toyota Kamigo plant in 1968. It is a square engine, with bore and stroke of 78 mm (3.07 in).Īgain, an LPG version, the 2R-LPG, was produced alongside the gasoline version. Road & Track was unimpressed with the engine on its introduction, noting that it idled quietly but was "not capable of very high revolutions per minute." The R engine was the Toyota engine used in the 1958 Toyota Crown, the first model to be exported to the United States. An LPG version, the R-LPG, was produced for the last two years. Induction was by a twin throat down-draft carburettor, the compression ratio was 8.0:1 and the total weight was 155 kg (342 lb). In common with new engines of the time, it was made from cast iron (both the block and the head), water cooled, used a three bearing crank, 12V electrics and a side-mounted gear-driven camshaft controlling overhead valves via pushrods in a non-cross flow head (exhaust and inlet manifolds being on the same side of the engine). The 1.5 L (1,453 cc) R family was produced from 1953 through 1964, and was originally manufactured at the Toyota Honsha plant.īore and stroke was 77 mm × 78 mm (3.03 in × 3.07 in). History of the R family R 1953 Toyota R engine. Overhead cam (OHC) versions featured a chain-driven camshaft. Designed for longitudinal placement in such vehicles as the Celica and Hilux and in production from 1953 through 1997, usage faded out as many of Toyota's mainstream models moved to front-wheel drive. The Toyota R family was a series of inline-four gasoline automobile engines. Rates higher than 18K will require Swift spring upgrade.Īll Super low kits, swift springs, and custom rates are considered custom builds and will have a lead time of 1.5-2 weeks before shipping.Modified 18R-G engine in a 1974 Toyota Corona Hardtop Spring rates up to 18K are available in Silvers Springs. You can request custom spring rates by entering the rates you want in the special instructions box after clicking add to cart. 5 year hard part and 2 year consumable part warranty.Ĭustom spring rates are available.Height adjustability is provided by the lower bracket.44mm linear characteristic internal piston provides. High strength 52mm diameter seamless shock tube.24 levels of dampening adjustability high grade shock oil,.Mono-tube shock Increase oil capacity maximum performance.Super low option will allow you to get even lower than standard coilovers, but maintain shock travel that will still offer performance and comfort. Custom spring rates to fine tune your suspension for your needs whether you are road racing, drifting, or just lowering your daily. Silver’s coilovers offer custom builds for no extra charge, and free shipping to 48 states. The Silver’s NEOMAX coilovers are a monotube shock, independently height adjustable, with 24 levels of dampening adjustment, and come with a 5 year limited* warranty. Silvers NEOMAX Coilover’s are perfect for street driving, and still outperform most on the track. Silvers Coilovers - NEOMax For the 87-93 Toyota Corona (T170)
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