Spark Plugs
* Type: AC Delco R43TS or equivalent
* Gap: .045 inch
Distributor
* Dwell: 30-32 degrees
* Point gap: .016 inch
Idle Speed
* 650 RPM (in gear, with A/C off)
Timing
* Initial: 8-10 degrees BTDC
* Total: 32-36 degrees BTDC at 2,800 RPM
Fuel Injection
* Pressure: 13-15 PSI
* Volume: 42 oz./hr at 43 PSI
EGR Valve
* Opens at: 8-12 inches of vacuum
* Closes at: 0 inches of vacuum