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Marine Engines
Remanufactured Marine/Boat Engine
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Access GMC  wiring diagrams and repair procedures. Learn how to repair, install or remove a part, reset engine lights...
GMC 260 Engine (V6, 260 cid, 4.3L)
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This GMC 260/4.3L engine/motor can fit the Sierra 1500, Safari, Sonoma, Savana 1500, Savana 2500 and some other GMC car and/or truck applications - for more details see your automobile manual.

2003 - 2006

2003-2006 GMC 260
Engine DescriptionSizeVINPrice/Core
2003-2006 GMC 260 

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For troubleshooting tips and repair information on the GMC 260/4.3L engine, please visit our Information page.