The second-generation 4A-GE produced from June 1987 to May 1989 featured larger diameter bearings for the connecting-rod big ends 42 mm (1.65 in) and added four additional reinforcement ribs on the back of the engine block, for a total of seven. The T-VIS feature is retained, as well as the MAP sensor (MAF sensor in the US-market).

2023年2月2日 · The second generation, or 4A-FE Gen 2, was produced from 1992 with a gray valve cover and featured fuel injectors moved to the intake manifold as well as more reliable ignition system, MAP sensor, other camshafts and linchpins.

The first generation, or as it is also called 4A-FE Gen 1, was produced from 1987 to 1996 and can be very easily distinguished by the large Toyota 16 VALVE EFI inscription on the valve cover. The second generation or 4A-FE Gen 2 was produced from 1992 and had a gray valve cover.

2024年11月25日 · 4A-GZE Gen 1 – compressorized 4A-GE with 0.6 bar pressure, SC12 supercharger. Used forged pistons with compression ratio of 8, intake manifold with variable geometry. Power output was 140 hp, produced from ’86 to ’90. 4A-GZE Gen 2 – changed intake, increased compression ratio to 8.9, increased pressure, now it is 0.7 bar, power rose to ...

Four-cycle four-cylinder inline 16-valve DOHC petrol engine. Cylinder Bore Type ............... Cast-iron. Fuel System ............... EFI or MPFI. Fuel Type ............... Gasoline. …

2010年4月26日 · Easy way to tell them apart is the early 4AFEs look like a 4AFC, and have the injectors in the head. Late 4AFEs look essentially identical to a 7AFE, with injectors in the intake manifold. A bit unsure on what you are describing as fas as that extra hole is concerned, does it lead into the manifold/port? Photos would help.

2021年3月23日 · The second generation 4A-FE started showing up in the US in 1993 for the 1994 model year vehicles. You know what your first gen 4A-FE looks like. The 2nd gen 4A-FE looks a lot different on the outside, and it is also much different on …

2020年11月17日 · so i decided on changing the engine of my ae92 1991 4afe 1st gen to a second gen, so i got a motor from a 1997 geo prizm and it bolted right on without hesitation. connected all harnesses except tps and iac valve on the 1997 geo prizm throttle body, fired it up and i works like magic with the 1st gen ecu. problem is idle goes up when driving ...

2019年1月20日 · My 4AFE engine start to burn oil and getting new problems. I went to the junk yard and I found 4AFE 2nd Gen which is cleaner than the 1st Gen. My car is 88 corolla AE95 - 4wd. I wonder if the 4AFE 2nd Generation will fit my 4WD transmission? Any one had try this , …

2014年3月13日 · 20V - 2 types membrane (aka blacktop) and no membrane (aka silvertop). No membrane engines were the first version, only available in Japan, replaced shortly later by the membrane version which was the last performance head built for the "A" engine.