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If the timming was off, would that let it peg the temp needle past H ? Just at idle ?

Yeah I did change and put a New Lexus water pump on it. I was kinda thinking about that today. Would have to be a bad new factory part. My 97 Radiator does not have a cap, so the fill is in the overflow res. I don't think you can see the fluid flowing. I got fed up today and took it to the...

I need help. I have a 97 SC400. I pulled my stock motor to do a complete perfromce engine build up. The problem I am having is with a different used 97 SC400 1UZFE motor that I bought used, and, installed while I build my original motor. The used motor had 101k miles on it and was from a...

Hey John, Had to come in on this one. I'm kinda on Peter's side, but..... you make very valid points. Here's what you and I have talked about before that I just can't seem to come to agreement about. 1. 2 headers ( left & right ) flowing into Conveters. Coming from the Exhaust head ports...

Hey thanks guys. 12 is the correct #. WOW what a site !

Thanks Lex. I have been here a number of times and think this is the best Lexus site there is. Now Unichip wants to know something like is it 24 - 12 with a 2 spaces at TDC. If you look at yours do you have any idea what thats about and want they want ? Thanks.

I have a US Ver. 97 SC400 with a few mods and am running a Zex Nitrious kit. I am in the process of making some other changes and am using a Unichip ECU. I talked to Unichip today and need to know if the 97 SC400 1uzfe has a 24 tooth or 34 tooth Crank sensor Trigger wheel. Anyone know ? Or...