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L31MaxExpress replied to the thread Like to LS coil packs on 2000 C3500 7.4 vortec engine with stock computer? Is it possible?.You will need a 0411 or DBC P59, harness re-work and a L21 24x reluctor. -
L31MaxExpress replied to the thread TBI / ECM tuning options. Chip / Burn / etc..I did and it is getting swapped to a P59 sooner than later.
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L31MaxExpress replied to the thread 4l60e cooler line/aux cooler.That is absolutely not how mine was setup from the factory on my 97 Express and 99 Tahoe. Hot fluid entered the top of the radiator on...
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L31MaxExpress replied to the thread L31 Extreme Budget Build.Covering the inner door skins on the rear doors with about 85% coverage or so with that butyl sound deadner insulation material made a...
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L31MaxExpress replied to the thread Speed limiter on '91 454 SS ?.Dwell is time based in a GM ECM and is in Msec. If the minimum dwell time is set too long, the ECM will basically prevent the coil from...
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L31MaxExpress replied to the thread Speed limiter on '91 454 SS ?.No the dwell is too long. The minimum dwell is too long for the time available at higher rpm, thus acting as a rev-limiter.
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L31MaxExpress replied to the thread 1997 Vortec 5.7 exhaust, shorties CEL.I actually just noticed trying to find the fitting size for the 454 that the 454 tube is actually being made again.
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L31MaxExpress replied to the thread 1997 Vortec 5.7 exhaust, shorties CEL.He must be thinking of the 454 tube which is truly NLA. Then again it is the same size as a natural gas supply pipe for a furnace or...
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L31MaxExpress reacted to evilunclegrimace's post in the thread 1997 Vortec 5.7 exhaust, shorties CEL with
Like.
There are 5 listings for the EGR tube on RockAuto. -
L31MaxExpress replied to the thread Speed limiter on '91 454 SS ?.The 1992 299 ECM with ALWD I ran my 83 G20 on would run balls to the wall too. No speed or rev limiter in it. The old 700r4 in that G20...
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L31MaxExpress reacted to Scooterwrench's post in the thread Speed limiter on '91 454 SS ? with Like.
Well,there you go man. Looks like she'll run balls to the wall.
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L31MaxExpress replied to the thread Speed limiter on '91 454 SS ?.Going from memory here, BAMY was actually an upgraded Memcal for 91-93 and was installed in some later factory 93 454 SS trucks. It had...
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L31MaxExpress replied to the thread Speed limiter on '91 454 SS ?.BAMY was a 454SS cal from memory.
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L31MaxExpress replied to the thread TBI350 to L31 swap. I'm told close to impossible..I never ran across one that ran even half way right without tuning the ECM. The exception being the Edelbrock MPFI TBI to Vortec...
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L31MaxExpress replied to the thread Speed limiter on '91 454 SS ?.I believe that to be correct. The 91-92 4L80Es used that ECM for both the 350 and 454.
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