Need advice on crome map.
Engine: B18C1, 81.5mm USDM ITR pistons, ebay intake manifold, test pipe.
Chipped obd1 p72
Motor has 5300 miles on build. First 3k were done on a obd2 p72 (no money, needed my car)
Currently running a 13.5 AFR street tune my buddy and I made for his lsv (b16 head, pistons) which cracked all his ring-lands. He decided to advance his dizzy at thunder-hill and car was having massive blow-by from the pcv box by 2nd session. Surprised he did 3 total sessions with a catch can. Car was dumping 1qt a session but still had power.
Anyway my dizzy is set at +14 at idle with the blown up map, don't no the AFR. my buddy made some adjustments to the map. I have it burnt but not installed.
Need input on maps.
Chipped obd1 p72
Motor has 5300 miles on build. First 3k were done on a obd2 p72 (no money, needed my car)
Currently running a 13.5 AFR street tune my buddy and I made for his lsv (b16 head, pistons) which cracked all his ring-lands. He decided to advance his dizzy at thunder-hill and car was having massive blow-by from the pcv box by 2nd session. Surprised he did 3 total sessions with a catch can. Car was dumping 1qt a session but still had power.
Anyway my dizzy is set at +14 at idle with the blown up map, don't no the AFR. my buddy made some adjustments to the map. I have it burnt but not installed.
Need input on maps.
^This runs like garbage on this setup, but it's safe.
There's a solid 5-8* ignition buffer on the stock rom over a tuned GSR, so the stock P72 map works great if you add about 5-10% fuel in higher load just to be safe.
...Obviously tune it, but you get the idea.
There's a solid 5-8* ignition buffer on the stock rom over a tuned GSR, so the stock P72 map works great if you add about 5-10% fuel in higher load just to be safe.
...Obviously tune it, but you get the idea.
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rice4life
All Motor / Naturally Aspirated
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Jan 5, 2005 05:27 PM



