How to Change an Optispark?

Answer The Optispark distributor was a custom ignition system designed by and and installed on some vehicles made by General Motors. The idea of the Optispark was, as the name suggests, to optimize the sp... Read More »

Top Q&A For: How to Change an Optispark

Optispark Installation?

The Chevrolet LT1 was a well regarded engine that saw duty in several different models from the late 1990's onward. The one major weakness of the engine, however, was the optically triggered igniti... Read More »

How to Replace Optispark on My Impala?

The LT1 engine is a 350 cubic inch V8 produced by General Motors. This engine saw service in multiple applications, including the Chevy Impala. While an excellent engine that produced great power, ... Read More »

Symptoms of a Failing Optispark?

General Motors introduced the optispark distributor in 1992. Its purpose is to optimize ignition timing to provide more power for the engine. The optispark distributor is prone to malfunctions resu... Read More »

How to Diagnose the Optispark Distributor?

The Optispark distributor is a special distributor made by General Motors. The distributor was used originally on the Camaro and Firebird. The Optispark uses an optical sensor and close proximity s... Read More »