Whether you are looking for GMC G1000 Series engine blocks or complete engines, HiPerformer Auto N' Marine Engines are a cut above. For all your GM engine solutions and parts, rebuild, cylinder heads and used engines, GM manufactured, OEM crate engines are all on offer. V6 or V8 GMC G1000 Series passenger car/truck engines to give you the torque and on-demand performance you demand from a highly responsive and versatile GMC G1000 Series vehicle can be found on our GMC engine pages. Find a wide range of remanufactured GMC G1000 Series long engine blocks and cylinder heads, for some of the older 1968-1980 GMC automobiles or late models. Our current GMC customers tell us the HiPerformer GMC G1000 Series motor is the best option available on the market. If you really love your GMC car, delivery truck or sport utility vehicle, you must install the highest quality engine on your G1000 Series. After installing the new engine, you may ship your old GMC G1000 Series engine block back to us for the core deposit refund, sell it to a local salvage yard, scrape yard or GMC core engine supplier.

We offer a wide range of GMC performance engine accessories, cylinder heads and quality replacement engine long blocks for all the GMC G1000 Series car, truck and power applications. These GMC small or big block applications may come with additional performance option. If you want more power on your GMC G1000 Series automobile, just tell us your power or performance requirements you need on your new car or truck engine and we will rebuild a motor that meets or exceeds your performance requirements. To inquire about our G1000 Series performance options, please send us your GMC G1000 Series engine block casting, crankshaft casting and the VIN of your GMC vehicle. We will let you know what advanced power options are available for the GMC G1000 Series motor. Buy the HiPerformer GMC G1000 Series engine today and save big money!

We build superior GMC automotive engines and make it available to you at approximately 50% off the GMC dealer price. Our GMC G1000 Series discount motors come with a 7-year or 100,000 mile warranty. Do you know any GMC engine rebuilder or dealer that can bit this promise? Probably, not. Our remanufactured GMC G1000 Series engine's warranty exceeds by far the original manufacturer warranty provided by GM dealers nationwide. We encourage you to visit your local GMC dealers and compare our pricing, quality and warranty on a GMC G1000 Series engine. We also encourage you to visit our testimonials page and read what other GMC G1000 Series engine buyers think about our HiPerformer engine, its quality and most important the world-class customer support offered by the HiPerformer team. Buy your rebuilt GMC G1000 Series engine with confidence knowing your GMC engine block was manufactured by top-notch certified machinists, all the moving parts have been replaced with new GMC parts and finally the GMC motor passed a rigorous testing to comply with the OEM specifications of GM.