# Casco Bay Diesel: New England Diesel Engine Specialists

> Speak to a specialist in marine and industrial diesel engine and injection services to get you back up and running\. Call us \(207\) 878\-9377

Generated by Yoast SEO v28.1, this is an llms.txt file, meant for consumption by LLMs.

## Pages
- [About us](https://www.cascobaydiesel.com/about-us/)
- [Contact](https://www.cascobaydiesel.com/contact/)
- [Terms and conditions](https://www.cascobaydiesel.com/terms-and-conditions/)
- [Privacy Policy](https://www.cascobaydiesel.com/privacy-policy/)
- [Shop](https://www.cascobaydiesel.com/shop/)
- [Commercial boats](https://www.cascobaydiesel.com/commercial-boats/)
- [Diesel Engine Diagnostics](https://www.cascobaydiesel.com/diesel-engine-diagnostics/)
- [Emergency and First Response Vessels](https://www.cascobaydiesel.com/emergency-first-response-vessels/)
- [Fuel injection service](https://www.cascobaydiesel.com/fuel-injection-service/): From standard injection pump testing to rebuilding the injector, our mechanics from Portland to Cape Cod have a wealth of experience, knowledge, and skills when it comes to providing you with the very best\.
- [Generator Services](https://www.cascobaydiesel.com/generator-engine-services/)
- [Off\-Highway \& Industrial Equipment Engine Services](https://www.cascobaydiesel.com/off-highway-industrial-equipment-engine-services/): At Casco Bay Diesel \& Injection Service, we bring expert industrial engine care for regular maintenance from a team that known diesel engines inside and out\.
- [Pleasure yachting](https://www.cascobaydiesel.com/pleasure-yachting/)
- [Services](https://www.cascobaydiesel.com/services/)
- [Sportfishing boats](https://www.cascobaydiesel.com/sport-fishing-boats/)
- [Transmissions](https://www.cascobaydiesel.com/transmissions/)

## Templates
- [Main footer](https://www.cascobaydiesel.com/?elementskit_template=main-footer)
- [Main header](https://www.cascobaydiesel.com/?elementskit_template=main-header)

## Products
- [Yanmar 4JH80 @ 3200](https://www.cascobaydiesel.com/product/yanmar-4jh80-marine-engine-kmh4a-transmission/): Running takeout Yanmar 4JH80 marine diesel engine with KMH4A 2\.04:1 hydraulic transmission\. Approximately 3,300 hours, includes the original control panel and wiring harness\. Engine runs well, with video available upon request\. Ideal for repower or replacement applications\.

\<button style="background\-color: black; padding: 12px 24px; border\-radius: 5px; border\-color: white; color: \#ffffff;"\> \<a style="color: \#ffffff;" href="https://www\.cascobaydiesel\.com/contact/"\>Contact us\</a\> \</button\>
- [Remanufactured Cummins 6BTA 5\.9 315hp @ 2800](https://www.cascobaydiesel.com/product/cummins-6bta-5-9-marine-engine-315hp/): Fully remanufactured Cummins 6 BTA 5\.9 marine engine rated at 315 horsepower\. This engine has been professionally rebuilt from the block up, fully test\-run, and is available for immediate purchase\.

\<button style="background\-color: black; padding: 12px 24px; border\-radius: 5px; border\-color: white; color: \#ffffff;"\> \<a style="color: \#ffffff;" href="https://www\.cascobaydiesel\.com/contact/"\>Contact us\</a\> \</button\>
- [Unisex UPF50\+ Fishing Tee](https://www.cascobaydiesel.com/product/unisex-upf-fishing-tee/): Your go\-to long sleeve fishing shirt for dock days, shop work, or kicking back—featuring Casco Bay Diesel graphics and our trusted marine brand logos\.

Made with lightweight, breathable material, this shirt is perfect for layering or solo wear\.

 

\<button style="background\-color: black; padding: 12px 24px; border\-radius: 5px; border\-color: white; color: \#ffffff;"\> \<a style="color: \#ffffff;" href="https://www\.cascobaydiesel\.com/contact/"\>Contact us\</a\> \</button\>
- [Twin Disc Transmissions](https://www.cascobaydiesel.com/product/twin-disc-transmissions/): Transmissions: Twin disc 509, 2000hrs\. These transmissions came out a 40ft UTB boat\. 2 to 1 ratio\.
Nothing is wrong with them, they work perfectly well\.

Contact us for more information and pricing\.

\<button style="background\-color: white; padding: 12px 24px; border\-radius: 5px; border\-color: white; color: \#ffffff;"\> \<a style="color: \#000000;" href="https://www\.cascobaydiesel\.com/contact/"\>Contact us\</a\> \</button\>

## Product categories
- [Engines](https://www.cascobaydiesel.com/product-category/engines/)
- [Transmissions](https://www.cascobaydiesel.com/product-category/transmissions/)
- [Apparel](https://www.cascobaydiesel.com/product-category/apparel/)
- [Shirts](https://www.cascobaydiesel.com/product-category/apparel/shirts/)

## Optional
- [Sitemap index](https://www.cascobaydiesel.com/sitemap_index.xml)