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I was wondering if the bottom end on a f23a1 vtec is the same as a non vtec? Just one simple question!

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Everything is obd1 except for the iacv and I have it blocked off. The car idles fine when warm. Is there any sensors on the f23 that I need to change. I have already changed the ingectors to obd1 and the map sensor and tps. I am talking about burn your eyes rich

The old engine was wore out and I got a F23 for only 200, and it was a direct bolt in. I am running a chipped p08. The car should run normal or maybe a little lean on a p08 but it doesnt. In fact it went threw 2 gallons of gas sitting in the driveway tring to figure out what is wrong. Do...

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i have checked timing and its right. I am running a p08 chipped but I also tried a regular p14 (I know not a VTEC computer) but just tring it to see if I recieved the same response and I did.

I changed the complete body harness so there is know more cut wires, and yes in neutral it does not rev above 3000. I have checked all connections tps, map everthing I know of. Any suggestions? The car went threw 2 gallons of gas just sitting in the drive way trying to figure out whats wrong...

I had a chipped p08 and also tried usng a pp28 and a p14. I know the p14 is not a vtec computer but was just grassping at straws. There is know diffrence between those computers.

Know here is my other question? I got the motor in and it did bolt right up but I am having a running problem. At about 3500rpms it starts to spit and back fire. The car is also running extremely rich, and no cel codes. I thought this should have been simple.

My question is will a f23a1 swap into a 93 prelude. I want to swap out my existing SOHC. Any advice?

I need some help!

I have a 92 prelude with a h22a4 in it. I took the engine out of the car and done some work on the chassy and replaced it. This car is a drag car that has all of the wires cut that is not needed to neaten the apperance. Know here is the problem. When I rev the car up it starts to sputter at...