How long does it take to install Opti Spark on LT1?
How long does it take to install Opti Spark on LT1? Spark plug wires on the LT1 are a major effort. It usually takes around four hours. I would install the new Opti-Spark and when you’re sure the engine runs properly get started on the spark plugs and the spark plug wires. What kind of Corvette had the Optispark plug? LT1/LT4 Corvettes (Y-Body) 1993 – 1997 LT1/LT4 Camaro’s, Trans Ams. (F-Body) 1994 – 1996 Fleetwood (D-Body) 1994 – 1996 Impala, Caprice, Roadmaster (B-Body) The concept of the Optispark was a great idea. It allowed for very accurate control of the...