3S Toyota S engine

1 3s

1.1 3s-fc
1.2 3s-fe
1.3 3s-ge

1.3.1 generation 1
1.3.2 generation 2
1.3.3 generation 3
1.3.4 generation 4
1.3.5 generation 5
1.3.6 specifications


1.4 3s-gte

1.4.1 first generation
1.4.2 second generation
1.4.3 third generation
1.4.4 fourth generation
1.4.5 fifth generation
1.4.6 specifications


1.5 503e relation

3s

the 3s 2.0 l (1,998 cc) inline-four engine iron block , alloy head. similar 2s engine, bore increased 86.0 mm , stroke reduced 86.0 mm, allowing fitment of larger valves , enabling higher power outputs. first introduced in may 1984, 3s remained in production until 2007.

3s-fc

two-barrel carburettor version of 3s-fe. engine found in lower-specification variants of 1986–1992 toyota camry , holden apollo twin (sl , slx versions). power 82 kw (111 ps) @ 5,600 rpm, max torque of 166 n·m (122 lb·ft) @ 3,200 rpm.

3s-fe

the toyota 3s-fe 16-valve 2.0 l twin camshaft, single cam gear engine built toyota 1986 2000. european version produces 128 ps (94 kw)(126 hp) @ 5,600 rpm , 179 nm (132 ft-lbs) @ 4,400 rpm. commonly used in camry 1987–1992 model, celica t160/t180/t200, carina 1987–1992, carina 1988–2001, caldina 1992–2002, carina ed 1990–1992 , e 1993–1998 models, corona t170/t190 avensis 1997–2000 models , rav4, 1994–2000 , picnic/ipsum 1996–2002. 3s-fe used in mr2 mk2 cars due torque band being suitable automatic models. 3s-fe fitted efi. 3s-fe engine fitted cast aluminum internals, whereas 3s-ge/gelu engines have forged internals.

3sfse direct injection engine toyota d4 system. cam driven high pressure fuel pump @ #4 end of head. engine released in japan (some imported russia etc.), , used in camry (windom).

3s-ge

the toyota 3s-ge (originally titled 3s-gelu in transversely-mounted applications japanese emission controls), in-line 4 cylinder engine in s engine family, manufactured toyota , designed in conjunction yamaha. while block iron, cylinder head made of aluminium alloy. pent-roof combustion chambers complemented cross-flow intake , exhaust layout. spark plug located in center of combustion chamber. firing order 1-3-4-2, cylinder number 1 adjacent timing belt. 3s-ge designed light, first iteration 3s-gelu weighing in @ low 143 kg (315 lb).

the forged crankshaft, located within crankcase, rotates on 5 aluminium alloy bearings , balanced 8 weights. oil holes located in middle of crankshaft provide oil connecting rods, bearing, pistons , other moving components. intake manifold has 4 independent ports , benefits inertia build improve engine torque @ low , medium speeds.

a single timing belt drives intake , exhaust camshaft. cam journals supported on 5 points between valve lifters of each cylinder , on front of cylinder head, , lubricated oiler port located in middle of camshaft.

the pistons made aluminium alloy, designed withstand high temperatures. indentation incorporated piston head prevent pistons hitting valves, should timing belt break (this not true of later beams - acronym stands breakthrough engine advanced mechanism system - motors). commonly referred non-interference engine. piston pins holding pistons in place locked snap rings. outer shim type system allows replacement of shims without need remove camshaft. adjust valve clearance, adjust shims above valve lifters.

the first compression ring , oil ring made of steel, second compression ring made of cast iron. compression rings 1 , 2 prevent exhaust leakage combustion chamber while oil ring works clear oil off cylinder walls, preventing excessive oil entering combustion chamber. oil pan baffle used ensure there sufficient oil available in oil pan.

there 5 generations of 3s-ge, used in toyota celica, mr2, caldina, rav4, , altezza. 3s-ge engines had displacement of 2.0 l (1,998 cc). additionally, turbocharged 3s-gte engines based on 3s-ge platform.

generation 1

the first-generation 3s-ge produced may 1984 1989, arriving in both northern american versions, in japan second variation. northern american engine less powerful, producing around 135 bhp (101 kw). engine 3s-ge come north america, in celica gt-s (st162). among other things, japanese market version sported more aggressive ecu , lacked egr valve system, pushing output somewhere around 160 ps (118 kw) @ 6,400 rpm , 19.0 kg·m (186 n·m) of torque. engine available in particular in toyota camry/vista twin cam 2000 (3s-gelu v10s, 3s-ge v20s) , toyota corona *t150 (limited chassis version - st162 3s-gelu).

generation 2

the second generation produced 1990 1993, receiving slight boost in output 165 ps (121 kw), 156 ps (115 kw) in european markets. peak torque went 19.5 kg·m (191 n·m). proved more reliable engine. second generation did away t-vis system, replaced acis (acoustic control induction system), proving more efficient. t-vis was, however, retained on second-generation 3s-gte, turbocharged counterpart.

generation 3

the third-generation 3s-ge produced 1994 1999. power output japanese market increased 180 ps (132 kw; 178 hp) compression ratio increased 10.3:1, while motors other markets received minor revision in 1996 emissions (egr) reduced power output 170 ps (125 kw; 168 hp) @ 7,000 rpm. torque remains same both @ 19.5 kg·m (191 n·m).

generation 4

the fourth-generation 3s-ge, known red top beams 3s-ge began production in 1997. beams acronym stands breakthrough engine advanced mechanism system.

the first version equipped vvt-i , produced 200 ps (147 kw; 197 hp) @ 7,000 rpm when coupled manual transmission. automatic version produced 190 ps (140 kw; 187 bhp) @ 7000 rpm; believed ecu restriction implemented toyota due gearbox limitations. available in few models sold in japan: mr2 g , g-limited, celica st202 ss-ii , ss-iii , caldina.

the second version generation 4 3s-ge, grey top beams 3s-ge, available engine option in rav4 , second-generation caldina active sports gt in japan. though valve cover on engine black, referred grey top , taking name grey intake plenum colouring. naming such differentiate fifth-generation dual-vvti black top in altezza. power output 180 ps (132 kw; 178 hp) @ 6,600 rpm in rav4 , 190 ps (140 kw; 187 hp) in caldina gt. mechanical differences between red top , grey top headers , ecu. wiring identical.

casting provisions exist in heads exhaust vvt solenoid, , rwd water gallery open, behind alternator mount. rear oil drain @ of head in different position.

gen 4 runs manual throttle body.

this engine used in tte wrc corollas (modified turbo).

generation 5

beams 3s-ge 5th-generation engine ( black top )

in 1998, fifth , final version of 3s-ge released, found in japanese-delivered altezza rs200. black top came referred as, fitted dual vvt-i system adjusted timing on both intake , exhaust camshafts , came in 2 different spec levels dependent on transmission coupled to.

gen 5 uses electronic controlled throttle cable (semi-drive wire), no idle speed controller required. returnless fuel rail used.

the mt version came equipped j160 6-speed manual transmission featured larger diameter titanium intake valves measuring 35mm, larger exhaust valves measuring 29.5mm made titanium, larger 33mm bucket , compression ratio of 11.5:1. made 210 ps (154 kw; 207 hp) @ 7,600 rpm , 22.0 kg·m (216 n·m) @ 6,400 rpm.

compared mt version, 5-speed @ version came equipped a650e tiptronic automatic transmission , had lower compression ratio of 11.1:1, less aggressive cam profile, smaller steel-alloy valves , smaller 31mm buckets. engine made 200 ps (147 kw; 197 hp) @ 7,000 rpm , 22.0 kg·m (216 n·m) @ considerably lower 4,800 rpm. externally, @ model can identified differences in wiring loom , lack of acoustic blanket on intake plenum.

specifications

3s-gte

toyota 3s-gte engine.

the 3s-gte in-line 4-cylinder 1998 cc engine toyota, based on 3s-ge addition of under piston oil squirters , reduced compression ratio accommodate addition of turbocharger.

there 4 generations of engine, started manufacture in 1986 , built until 2007. turbochargers used in 3s-gte engines toyota designs , use internal wastegate design. depending on engine intended sold exhaust turbine either ceramic (japan) or steel (us , australia). fitted mr2, toyota celica gt-four, , caldina gt-t , gt-four.

its cylinders numbered 1-2-3-4, cylinder number 1 beside timing belt. dual on head cam (dohc) 16-valve cylinder head designed yamaha made of aluminum alloy. pent-roof combustion chambers complemented cross flow intake , exhaust layout. spark plugs located in middle of combustion chambers. distributor based system used fire cylinders in 1-3-4-2 order.

the crankshaft, located within crankcase, rotates on 5 aluminum alloy bearings , balanced 8 weights. oil holes located in middle of crankshaft provide oil connecting rods, bearing, pistons , various other components.

a single timing belt drives intake , exhaust camshaft along oil , water pumps. cam journal supported on 5 points between valve lifters of each cylinder , on front of cylinder head. cam journals lubricated oiler port located in middle of camshaft. adjust valve clearance in first 2 generations, shim on bucket system employed. in following generations shim under bucket system used.

the pistons made aluminum alloy designed withstand high temperatures. indentation incorporated pistons prevent pistons hitting valves if timing belt breaks. piston pins holding pistons in place locked snap rings.

the first compression ring , oil ring made of steel, second compression ring made of cast iron. compression ring 1 , 2, prevents gas leakages combustion chamber while oil ring works clear oil off cylinder walls, preventing excessive oil entering combustion chamber.

first generation

the first-generation toyota ct26 utilized single entry turbine housing , single wastegate port design. fitted first generation st165 toyota celica gt-four. intake charge cooled water-to-air intercooler , intake manifold design toyota s t-vis. has 8 independent ports , benefits inertia build improve engine torque @ low , medium speeds closing 4 ports below rpm , throttle position increase air speed , maximize fuel atomization , opening 8 @ higher engine loads better air volume. air metering through air flow meter , there no factory bpv/bov in generation. fuel delivery through 430cc injectors while air fed through 55mm throttle body , 7.15mm intake , exhaust valve lift. compression ratio 8.5:1 , produces 182-190hp , 190 lb-ft factory 8-9psi of boost. fuel cut @ 12psi.

second generation

a second-generation 3s-gte

the second-generation toyota ct26 used twin entry turbine housing dual wastegate ports. fitted second generation st185 toyota celica gt-four sw20 mr2 turbo. intake charge cooled air-to-air intercooler either top-mounted in celica or side-mounted in mr2. rally homologation celica (known group rallye in australia, rc in japan , carlos sainz limited edition in europe) used top-mounted water-to-air intercooler , distinguished hood vent rather hood scoop found in non-homologation st185s. generation retains t-vis intake manifold , air flow meter. factory bpv included in sw20 mr2 turbo not on celicas. compression ratio 8.8:1 , produces 200-232hp , 200-224 lb-ft. generation retains injector size , throttle body size previous generation. however, boost increased 10-11psi in st185 , mr2 while increased 16psi in st185rc. intake , exhaust valve lift increased 8.2mm. generation known infamous hose hell (hfh) , hose hell on earth (hfhoe) 2 small coolant hoses known require replacement sometime after 100k miles , sandwiched in directions components.

third generation

the third-generation engine uses (enthusiast-dubbed) toyota ct20b turbo, of same design second-generation improved turbine housing , larger compressor wheel. factory bpv installed on applications. intake charge cooled water-to-air top-mounted intercooler similar in shape st185rc wta. 1 can tell difference st205 wta black while st185 wta silver black centre. generation away t-vis , uses normal 4 runner intake same port shape , size na engine (but larger injector holes side feed). air flow meter removed in favor of map sensing system (prior generations used map sensor purpose of factory boost gauge , determining overboost fuel cut). various increases included injector size (540cc), boost (13psi), overboost fuel cut limit (18psi), intake cam lift (8.7mm), throttle body size (60mm), , 10mm increase in exhaust ports. exhaust valve lift retained @ 8.2mm. in late 1997, block casting revised added support around head prevent block cracking problems. ct20b turbo found in generation backwards compatible second generation motors, not first generation. further improvements include factory oil catch can. compression reduced down 8.5:1 power improved 245-255ps(242-251hp) , 304 n·m (224 lb-ft).

fourth generation

the fourth-generation engine uses proprietary ct15b turbocharger. generation used in 1997-2002 st215 caldina gt-t awd wagon. exhaust housing cast cylinder exhaust manifold, rather normal practice of separate turbine housing after cylinder exhaust manifold. due this, ct15 backwards compatible third-generation 3s-gte cylinder head only, not either first or second generation. intake charge cooled air-to-air top-mounted intercooler fed through new side-feed intake manifold. generation utilizes coil-on-plug ignition system , 550cc injectors. boost remains @ 13-14psi, overboost fuel cut increased 21psi. compression increased 9:1 , produces 260ps (256 hp) , 324n·m (239 lb-ft).

fifth generation

the fifth-generation engine uses same turbo fourth generation model. generation used in 2002-2007 st246 caldina gt-four awd wagon. there minor differences engine compared previous version , due limited markets receiving st246, little known , few aware of engine. differences include longer of injectors closer intake ports. intake manifold returns center-feed type fed air-to-air top-mounted intercooler. intercooler smaller previous generation , oriented different of previous generations. tilted more towards front of car. coil-on-plug ignition different in generation , not compatible st215 ecu. valve cover different first time in 3s-gte series oil filler hole on top of exhaust camshaft instead of intake. other differences include first time there no oil cooler in generation obd2 diagnostics. despite downsize in various components of generation, power retained @ 260ps (256 hp) , 324n·m (239 lb-ft).

specifications

503e relation

the 503e used power number of toyota sports cars, including toyota 88c group c entry , american racers-built eagle hf89/hf90 , eagle mkiii imsa grand touring prototypes. - hand-built toyota racing development in torrance, california , produced 800 horsepower. 3sgte later based on design. not same engine. no 3s-gtm code ever existed.