GM - Holden
LS2-LS3 Trigger Information
Sensor Information Trigger System The LS2 engine has a trigger system mounted on the crankshaft that has a 60-2 tooth pattern. This refers to there being 60 total teeth with 2 that are missing with the missing gap used as a sync point for the ECU. ...
LS1 Trigger Information
Sensor Information Trigger System The LS1 engine has a trigger system mounted on the crankshaft that has a 24x tooth pattern. The camshaft has a half-moon style tooth. LS1 Crankshaft showing crank trigger system LS1 camshaft sprocket showing half ...
What’s so special about the LS?
How many times have you heard the term “LS-swap”? What is it that makes GM’s LS-series engines so popular with drag racers, hot-rodders, drifters, modders and tuners alike? There has to be a reason this particular engine is so many people’s ...
LY7 LE0 Alloytec Engine
Information on the GM LY7 High Feature Alloytec V6 engine. It will be referred to in this guide as the Alloytec. Haltech ECU Options The Elite 2000 can be used without DBW, the Elite 2500 is required with DBW. General Information Cylinders 6 ...
LT1 350 Gen II Engine
Information on the Chevrolet LT1 350 Gen2 engine Haltech ECU Options All models can use the Elite 950 but will lose the Idle Control All models can use the Elite 2000 or 2500 with full control. General Information Cylinders 8 Displacement 5733 cc / ...
LS2-LS3 (Gen 4) Engine
Information on the General Motors LS2 and LS3 Gen IV engine. The LS2 engine will be referenced throughout this guide unless a specific LS3 difference is noted. Holden Commodore VE LS2 L98 engine General Information The LS2 family are a V8 with an ...
LS1 (Gen 3) Engine
Information on the General Motors LS1 Gen III engine Holden Commodore LS1 engine Number of Cylinders 8 Capacity 5665cc (346ci) Firing Order 1,8,7,2,6,5,4,3 Cylinder Orientation (1357 RHS) Injection System All LS1 engines operate under sequential ...
Holden/Buick V6 Ecotec
The GM/Holden/Buick ECOTEC V6 engine Haltech ECU Options ECU Model Plug In Available OEM Functions Not Supported Suitable Installation Type Support Sequential and/or Direct Fire Ignition Auto Transmission Control Platinum Sport GM Yes (VN-VP Only) ...
Holden V8 5.0L EFI
The fuel injected 5.0L Holden V8 was used in the VN to VT Series 1 Commodore. Early models used a simple mutlipoint injection while the VT received some technical updates, such as sequential injection via a new distributor, wiring, and ECU. VN V8 ...