done that before its kind of a pain.
done that before its kind of a pain.
87 4Runner, 15" spring lift, 3" body, chevy vortec 355, 5.29 gears, 38.5x15.5x15" Boggers, 280hr, 16168625 running $0D
93 S10, 36x12.5x15 TSL's, custom turbo headers, 266HR cam, p&p vortec heads, $0D Marine MPFI with 8psi boost.
05 Silverado, 2' lift, 4" exhaust, Bully Dog programmer,
I'm a member at CK5... good site. It's actually because of your signature, at least I think it was you, that I found this site. SawOriginally Posted by EagleMark
and was immediately interested... googled highway lean cruise and found this site...1990 Chevy Suburban Silverado 5.7L 2wd HiWay Lean Cruise 17.5 MPG WOT 12.5 AFR ECM 1227747
-Frank
1987 GMC Suburban K2500 400SBC, TH400 Trans, 3.73 Gears
1995 GMC Suburban K2500 454BBC, 4L80E Trans, 3.73 Gears
I'm also a member on CK5. use a TBI adapter. Like said the EGR eats up a few horsepower but it will help with fuel mileage. I'm told its worth about 1-2 mpg. But i'm new to turning. Personally i wouldn't let the no egr to keep me from switching back to the TBI. good luck
1993 RCSB 1/2, 350/4l60 Eaton locker 3.42-1. Drag truck ET 10.84 1/8mile. Build Thread
1989 V2500 Suburban 350/th400, 4.11 gears, Tow truck, needs TBI 454 swap. Build Thread
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