How does fuel injection work in a 1985 TPI?
Along with a good base idle, the idle air control valve (IACV) supplies a controlled vacuum leak, allowing the engine to idle smooth. In the older 1985-89 TPI computer, the fuel injection system could measure the mass amount of air coming in the engine as well as the temperature of the air.
What did the 1986-89 fuel injection system measure?
The 1986-89 TPI fuel injection system could measure the mass (Mass Air Flow Sensor) amount of air coming in the engine as well as the temperature of the air via through the intake air sensor (IAT) The coil on the large HEI was mounted on the top of the distributor cap.
How to troubleshoot your TBI fuel injection system?
Troubleshooting your TBI Fuel Injection System Most of the problems encountered while installing your fuel injection system or after a time of operation are very simple. If your check engine light is on you more than likely have a hard fault meaning something is grounded out, unplugged, operating out of range or has gone bad. See
What kind of fuel injection does a Chevy Pu have?
This TBI system is based off the reliable 1987 to 1995 Chevy PU with Throttle Body Injection (TBI) this was a proven great system for years and there were and still are thousands of these vehicles out there.
Along with a good base idle, the idle air control valve (IACV) supplies a controlled vacuum leak, allowing the engine to idle smooth. In the older 1985-89 TPI computer, the fuel injection system could measure the mass amount of air coming in the engine as well as the temperature of the air.
Are there any problems with the Chevy LT1?
The LT1 powered police cars and taxis, too, and really only had one problem. While it worked perfectly in a lab or on bright, sunny days at GM’s proving grounds, low mounting on the front of the engine meant the Opti suffered from exposure to road water, grit, and salt far more than the typical distributor.
What kind of engine does a corvette TPI have?
Tuned port injection era otherwise know as TPI was 1986 to 1987 F body 5.0 Liter, in 1988-1989 the 5.7 liter engine was available. The Y body Corvette always had the 5.7 GM fuel injected engine. Transmissions available are the 4L60 (No E, Vette ) 700R4, 5 speed and 4+3 (Vette).
What kind of fuel injection does a corvette have?
1992 LT1 (Corvette) 1993 (F-Body) Speed density fuel injection system, was a great concept with 275 to 297 HP and 304 ft-lb of torque, made this the most powerful injected engine in GM small block production history.
What’s the problem with the Chevy LT1 V8?
This engine featured a new distributor design called Optispark that was plagued with issues. If you own an LT1 car, here’s what to watch for and what to do when that Opti fails. Source | Rich Niewiroski Jr. The original small-block Chevy (SBC) V8 was built for decades, spanning from the mid-1950s through the 1990s.
What kind of car was the Chevy LT1?
The old LT1 was only stuffed into the engine bay of the mid-’90s Camaro and Firebird V8 models, plus the C4 Corvette and smaller displacement versions made it into the Chevy Caprice and Buick Roadmaster. The LT1 powered police cars and taxis, too, and really only had one problem.
What should I do about my LT1 engine?
Finally, for long-term reliability, change the water pump and the intake manifold gasket at the same time as an Opti replacement. The LT1 is a solid engine, with horsepower and torque to spare, and a large aftermarket for performance upgrades. By fixing this one issue, it should be set for many more years of trouble-free driving.
How much does a Ford Racing injector cost?
These flow 36LB (380CC) @ 3BAR Price is per injector. Part Number: FIC36NEW Out Of Stock! We will notify you when this product becomes available.