Was formed in 1988 by bill and matt howell to support the growing trend towards the use of electronic fuel injection in the hot rodstreet rod and four wheel drive industries. Whether it be hot rod street rod muscle classic car or universal wiring harnesses and accessories painless has your classic cartruck off road rig or race car covered.
Tpi Wiring Harness Chevy Engines H1 Wiring Diagram
Tuned port injection wiring harness. Speedway 1985 89 tuned port mass air engine harness made by speedway motors for as low as 36999. Universal tuned port injection harness. Emissions legal systems are available from jims performance. Howell engine developments inc. This harness takes care of the headaches involved with installing tuned port injection on most all sbc engines or swapping a tpi engine into your vehicle and makes for a much easier installation. Celebrating 30 years as the leading manufacturer of automotive wiring.
These engine wiring harnesses are designed to make your engine transplant effortless. Our harness upgrades the 1985 through 1989 engines by running them on the 1990 92 camaro or firebird computer. Using the 1985 89 engine the computer prom and knock sensor will have to be changed to 1990 92 components. Gm tuned port injection. The standard gm tuned port injection systems we offer are 1990 92speed density systems. 1990 92 corvettecamaro wo maf sensor 45000 50000 select options h231 tpi harness.
These systems will fit bothnew and old style heads but the heads must be specified at the time ofpurchase. H229 tpi harness. At howell efi we do not make a one size fits all product line. Wiring harnesses for fuel injected gm chevrolet engine swaps stand alone wiring harness for gen i small block fuel injection gen ii gen iii and gen iv ls 3 and vortec v8 applications throttle body tuned port lt 1 ls 1 and ls x vortec fuel injected engines including ls 2 ls 6 57 and 60 and 48 53 60 81 vortec and direct injection gm car truck and suv engines 2014 to 2020. 1986 89 street rod style tpi w maf sensor. 1986 89 corvettecamaro w maf sensor 45000 50000 select options h230 tpi harness.
We offer custom manufactured fuel injection wiring harnesses and wiring harness kits for the ls1 ls2 lstruck maf tpi speed density tpi lt1 and tbi engines. The transmission choices are 4l60 no e vette 700r4 f body 6speed vette 5 speed f body the distributor of this year was a small ei energy ignition system that sported an external coil. We dont just make wiring we make painless wiring. Tpi 1990 1991 speed density tuned port injection systems of this year are dubbed with the name speed density. Complete bolt on systems. Each new harness contains in depth application specific.
Our harnesses are all made with top of the line copper strand wire. Gm tuned port injection camarofirebirdcorvette 50 57 engines 1985 1992. Tuned port injection stand alone efi wiring harness. Fuel injection connection offers delphi and molex factory connectors for most of the connections of the gm fuel injection systems.