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Enthusiast ![]() ![]() ![]() Joined Feb 8, '10 From North Carolina Currently Offline Reputation: 0 (0%) ![]() |
After going through my options, rebuild, motor sway, new car, yada yada. A rebuild with some goodies right now is the best option for me expense and time wise. Although i think wed all agree a 3rd gen 3sgte swap would make us all have to change our pants. So heres my thought. I know im going to have to replace ever gasket and bearing, rings, and whatever i find beat to hell when i pull the 7a part(crossing fingers on this one). Id like to at minimum raise the compression a little. 10.5:1 should be a reasonable ratio to go with. I know throwing in 4afe pistons would do the trick just right. Id like some details if anyone knows for sure what year 4a pistons id need to go with, i know the wrist pin size is different depending on the year, and the steps to install them, i believe there press fit or maybe i have my a series motors mixed up. Ive also heard of guys boring the 7a to a 2.0l. That would be something id be interested in knowing how much youd have to bore over to achieve. And what that would do is i got it to a 2.0l, and put the 4afe pistons in in terms of comp. ratio. Not really good with the math of that so im hoping someone have help me out. And i think that last thing id like to cover is valves an springs. Has anyone built the head of a 7a for high rev. What did they have to do in terms of parts, and any shaving of the cams and what not. I think we can all benefit from having all this information all on a single thread.
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Lo-Fi Version | Time is now: August 22nd, 2025 - 6:38 PM |