WebJul 27, 2008 · This is whats stated for the Thunderbolt V Timing and Idle Adjustment Procedures For Thunderbolt V Ignition Setting Base Ignition Timing 1. Connect timing light to number 1 spark plug. Connect timing light power supply leads (if applicable) to 12 volt source. 2. Connect a shop tachometer to engine. 3. WebApr 4, 2014 · Now Im confused if mine is actually a points distributor or not. Its a 89 5.7L 350 - think its a chevy. It looks like it has a Thunderbolt IV on it. So is that a points distributor or is it already considered an electronic ignition and the Petronix wouldnt apply?

Anyone ever convert a mercruiser from points to electronic ignition

WebJan 3, 2024 · Been reading about the two systems the last few days and it sure looks like the Thunderbolt V system is a much better ignition system for a boat by providing optimal timing at all rpm and fuel used. The Delco Voyager uses a pre programmed advance curve that is close enough for our boats. Not perfect but close enough. WebFeb 7, 2024 · Ideal replacement ignition kit for those using the AC Delco Voyager or Thunderbolt systems. Kit includes everything needed to install and convert from other ignition systems. High performance kit exclusively for marine applications. 1 year limited warranty. › See more product details Additional Details Small Business gg now genshin

Mercruiser Thunderbolt Iv Ignition Wiring Diagram

WebJul 27, 2024 · Thunderbolt V was an improvement on an already exceptionally reliable and well performing system. TB-IV modules were programmed with each specific engine's … WebMar 6, 2006 · I have a 1991 Mercruiser 4.3L 2bbl that I converted to a 4bbl by using an Edlebrock 3111 4bbl intake and Edlebrock 1409 carburetor and I was thinking of … WebSierra Marine Thunderbolt IV HEI distributors are designed as a direct replacement for Mercury Thunderbolt IV ignition distributors. They use a hall effect-type sensor to trigger ignition accurately, even at low rpm. They … gg now genshin impact