Michael, Thanks for your inquiry and the opportunity at earning your business. Check out the video link below. Let me know if you need any further technical information or help placing your order. In either case I will be glad to assist! Link to Tech Video on Aligning the Mercruiser Sterndrive http://tinyurl.com/aakan5v   Customer inquiry […]

William, Since you have the 12 bolt intake the dressed Vortec engine will be a great option while allowing you to go up a little in Hp/Torque. The AL exhaust will be a great option and reduce the weight by approximately 100 Lbs as well. The main thing will be to go thru the engine […]

Matt, Question: What’s the best direction to go when replacing the old Mercruiser 3.7L/470 engine? Unfortunately there is no single good option for this looking at a complete re-power. The 470 engine was an engine developed by Mercury Marine specifically for it’s purpose; to power boats. The inline configuration allowed for easy draining, a single […]

Norman, This depends on which system you decide to go with but most are 1-2 year warranty. Since marine closed cooling systems are very specific to the year, make and model of the engine we will need that information to help us in specifying the correct system for you. Along with this information having a […]

Miguel, Thanks for your inquiry and the opportunity at earning your business. The new 502 engine would require all new accessories and is only sold as a complete engine not as a longblock. Therefore the accessories will not be an option to move over. Big block V8 repowers have changed significantly over the past 2 […]

Tim, Thanks for your inquiry and the opportunity at earning your business. Generally we will need the serial number of the engine/motor/drive to be able to properly specify the correct parts for it. Using the link below you can view the technical article link that illustrates where to look for that information. You can then […]

Scott, Thanks for your inquiry and the opportunity at earning your business. Using the links below you can review your options. Let me know if you need any further technical information or help placing your order. In either case I will be glad to assist! Link to Block Code/Serial Number Location https://www.perfprotech.com/store/app_themes/PPT/images/block-casting-no.jpg Link to Small […]

Gordon, Ok that helps. Typically it is suggested to checkout or replace the exhaust system every 7-10 years when operating is salt water. In your case if you flush you could extend range to the longer side of that range. However not knowing the exact history, and especially being combined with the fact that you […]

Gary, Thanks for your inquiry and the opportunity at earning your business. Using the links below you can add your selected product(s) to your shopping cart and the shipping estimator located at the bottom of the shopping cart page will give you a shipping cost based on your specific postal code. Let me know if […]

David, Thanks for your inquiry and the opportunity at earning your business. Yes this would be one of the closed cooling system options for that engine. Using the link below you can add your selected product(s) to your shopping cart and the shipping estimator located at the bottom of the shopping cart page will give […]