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There are a few on Ebay buy while you can this part is discontinued from Lexus.
Two things. First, you’re the man. I tried clicking it on my phone and it didn’t work for me so I really appreciate you helping me here.
Secondly, I’m starting to wonder if I actually need this cover? It looks like something is missing, but I’m noticing that all the listings are from ‘92-‘95 and the pictures show an engine without an engine cover. I have a ‘97 with the stock engine cover and I’m beginning to thing it doesn’t come with this part. It looks weird to me without it but perhaps it didn’t come with it at all?
Mostly cosmetic but I'm fairly certain they came standard on all cars. You should consider replacing the plug wires they are labeled 1996 eventually they do go bad.
Mostly cosmetic but I'm fairly certain they came standard on all cars. You should consider replacing the plug wires they are labeled 1996 eventually they do go bad.
That’s what I’m in the middle of doing. I had to stop for the night though with the drivers side coil being a complete pain in my backside. Doing the coils, wires and plugs.
I’m wondering if I could even install it with my factory cover. I’m thinking they may interfere with one another?
I’m wondering if I could even install it with my factory cover. I’m thinking they may interfere with one another?
Nick
Install what? If it was my car OCD would force me to get that cover. BTW you can test the plug wires generally the longest one will be 25K ohms shouldn't be much more. That doesn't account for intermittent failures though. What brand wires did you get? On the coils they usually last a very long time since they are not enclosed (like inside a distributor) so they don't get cooked.
I would find the cover you need to cover those wires. If they aren't available from Lexus any longer or are a fortune (try MyLParts or Amayama) then I'm sure one of them may be available on ebay used. More than anything it's likely there to keep under-hood heat from hitting the outer wire insulation directly but as with everything on the engines from this era it's probably an overkill measure.
Still, as LeX2K says, the plug wires do wear out over time regardless and if it were me servicing my own engine I would find the cover new or used just to complete it back to stock. Denso plug wires for the 2JZ-GE in my experience were good for around 120k miles give or take before I would replace them... but if the distributor service interval is every 60k miles like the 2JZ-GE then it cannot hurt to replace the plug wires with a new Denso set at the same time.
Install what? If it was my car OCD would force me to get that cover. BTW you can test the plug wires generally the longest one will be 25K ohms shouldn't be much more. That doesn't account for intermittent failures though. What brand wires did you get? On the coils they usually last a very long time since they are not enclosed (like inside a distributor) so they don't get cooked.
Im not sure if that top piece can be installed when using the main engine cover like this:
I bought Denso wires and NGK coils. I couldn’t find a decent deal on Denso coils and I trust NGK implicitly. Plugs are also Denso.
Originally Posted by KahnBB6
Nick,
I would find the cover you need to cover those wires. If they aren't available from Lexus any longer or are a fortune (try MyLParts or Amayama) then I'm sure one of them may be available on ebay used. More than anything it's likely there to keep under-hood heat from hitting the outer wire insulation directly but as with everything on the engines from this era it's probably an overkill measure.
Still, as LeX2K says, the plug wires do wear out over time regardless and if it were me servicing my own engine I would find the cover new or used just to complete it back to stock. Denso plug wires for the 2JZ-GE in my experience were good for around 120k miles give or take before I would replace them... but if the distributor service interval is every 60k miles like the 2JZ-GE then it cannot hurt to replace the plug wires with a new Denso set at the same time.
I think the entire ignition system is original. No service records at all for the ignition system and as Lex pointed out, the wires are stamped as 1996. The plugs are platinum plugs too, which kind of backs up their originality. I don’t think iridium plugs were around in ‘96. I’m expecting a big improvement from this work.
Only problem is I stripped one of the screw heads on the driver’s side coil. I will need to drill it out today. Wish me luck.
Nick
Last edited by CLass of 1; Nov 22, 2021 at 05:48 AM.
A stripped bolt? Ouch! Get yourself an Irwin-Hansen bolt extractor set if you don't have one already (but buy all new cobalt bits for it in the correct sizes as the ones it comes with aren't as good as the extractors themselves).
I think you will notice a good improvement in response and smoothness with new Iridium plugs, yes. Those wires and plugs are kind of a reflection of the time capsule quality of the rest of the car.
A stripped bolt? Ouch! Get yourself an Irwin-Hansen bolt extractor set if you don't have one already (but buy all new cobalt bits for it in the correct sizes as the ones it comes with aren't as good as the extractors themselves).
I think you will notice a good improvement in response and smoothness with new Iridium plugs, yes. Those wires and plugs are kind of a reflection of the time capsule quality of the rest of the car.
Hey Craig. Yeah I bought the extractor set but I don’t have the hand tool for the extractor but so I wound up just drilling through the head and got it out that way.
I don’t think I can use that piece, now that I see everything more clearly. I think when Lexus added this engine cover of mine, that tension cord cover was obsolete.
Hey Craig. Yeah I bought the extractor set but I don’t have the hand tool for the extractor but so I wound up just drilling through the head and got it out that way.
I don’t think I can use that piece, now that I see everything more clearly. I think when Lexus added this engine cover of mine, that tension cord cover was obsolete.
Nick
Nick,
Now that you point that out I think you must be right. That hard plastic under-tray "valley" does do a good job of protecting the plug wires from the hot metal engine surfaces and the plastic top cover was more or less a cosmetic update to the original exposed engine design.
The extra work for the bolt sucks but at least you got it out finally. I had to pick up a separate hand cranking tool for my extractor set. Irwin-Hansen makes their own which looks kind of like a metal propeller blade but any design will do as long as it'll hold a square ended bit.