What caused a catastrophic failure of my # 4 piston, D16y8 engine.
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From: SOCAL
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What caused a catastrophic failure of my # 4 piston, D16y8 engine. I was driving back home doing around 70 when i had a total loss of power. There are no Mods done to the engine, was a daily driver. Had recently done the oil pan gasket. No signs of wear or metal at that time. After pulling over oil was everywhere. Finally had a chance to get the car on jacks and saw a big crack in the oil pan. Pulled the pan and found a complete failure of the #4 piston and the its parts in the pan. What caused this. I did buy the car used and it did have 200000 miles on it.
Last edited by purdyusmc; Aug 4, 2013 at 03:35 AM.
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Re: What caused a catastrophic failure of my # 4 piston, D16y8 engine.
your rod is not at the crankshaft... potential culprit?
if you want to disassemble to see, feel free. but i would recommend a "new" engine...
if you want to disassemble to see, feel free. but i would recommend a "new" engine...
If you think a good mechanic is expensive, try hiring a bad one
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From: Midwest. Aiming about mid-chest
Rep Power: 518 Re: What caused a catastrophic failure of my # 4 piston, D16y8 engine.
That rod wanted out, really badly.
Time for another engine.
Time for another engine.
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From: SOCAL
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I am going to take it out and tear it down. but do you think I just need a new block or would i need to get the whole package head, block, pan. now what caused the rod to fail. Also i did have some oil seepage into the coolant but none into the oil pan.
If you think a good mechanic is expensive, try hiring a bad one
Joined: Dec 2011
Posts: 32,017
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From: Midwest. Aiming about mid-chest
Rep Power: 518 Re: What caused a catastrophic failure of my # 4 piston, D16y8 engine.
Pull it out, but don't even bother tearing it down unless you just want to see inside it. It's a boat anchor. An expensive paperweight. Block is junk.
You need an engine. Complete, used, low mileage, will be the cheap way to go. You can probably find one for $500 or less, easily.
www.car-part.com
The main bearing girdle (or called a bridge) that broke is an integral part of THAT engine block. You can't just go get one from another engine and have it work, it is machined during production to be a matched component of that engine ONLY, no other.
You need an engine. Complete, used, low mileage, will be the cheap way to go. You can probably find one for $500 or less, easily.
www.car-part.com
The main bearing girdle (or called a bridge) that broke is an integral part of THAT engine block. You can't just go get one from another engine and have it work, it is machined during production to be a matched component of that engine ONLY, no other.
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