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[FAQ]What's so good about the GEN3 3S-GTE?

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2015/03/28 11:58:59 (permalink)
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What's so good about the GEN3 3S-GTE?

- Output increased to 240hp
- MAP sensor instead of AFM
- Bosch D-Jetronic (Gen III) vs. L-Jetronic (relatively primitive) engine management
- CT20b turbo replaces CT26
- Boost raised from 10psi to 13psi
- Fuel cut raised from 12 psi to 18 psi
- Different ECU
- 4 wire O2 sensor
- Shim under bucket valve shims
- slightly more aggressive cams
- Revised internals (pistons, con-rods etc.)
- Revised cylinder head cooling passages/water jackets
- Revised intake manifold (8 'independent long ports' reduced to 4)
- intake manifold inlet air temperature sensor added. i.e. after turbo and intercooler.
- Revised gearbox with close ratio gearing
- lower compression ratio
- stainless steel head gasket
- factory 540cc injectors replace 430cc injectors
- revised fuel rail with bigger bore and relocated pressure regulator
- TVIS eliminated
- EGR eliminated
- LSD in 80% of them
- throttle body increased from 55mm to 60mm
- inlet valve lift increased from 8.2 to 8.7
- Less restrictive exhaust elbow
- Aluminum oil pan
- more rigid alloy sump and additional oil baffles
- Factory Catch can
- Better Oil Cooler and relocated oil filter (bottom)
- 4 Channel ABS coupled with Traction Control available
- No. 1 compression ring described as 'stainless steel' instead of just 'steel'. Oil ring is described as 'stainless steel' instead of 'a combination of steel and stainless steel'.
#1


2 Replies Related Threads

    Celica Luvva
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    Re: What's so good about the GEN3 3S-GTE? 2015/03/28 14:44:40 (permalink)
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    What about 4th and 5th gen revisions? Are they worth it?
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    admin
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    Re: What's so good about the GEN3 3S-GTE? 2015/06/07 08:37:00 (permalink)
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    I don't know much about them.
    I have heard that the GEN4 conrods are weak? It may be a rumour though.

    Mr Glengineering
    Time attack MR2 and ST205 Celica road beast.
    www.classic-ford.org
    www.mr2australia.com
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