Engine Services

We offer a variety of services for all makes, you can see them all here

Engine Service

Custom Engines

Street, race, and marine packages available. Contact us for quotes or scroll down for more info.

Custom Engines

Dyno Tuning

Get your ride dialed on our Mustang AWD-100.

Get Tuned
Vermont Motorsports

Your Partner In Performance

We are mechanics, machinists, creatives, and engineers pushing the limits of the combustion engine.


Street Engines, Race Engines, & Marine Engines

Power your project with a custom built engine. We work with you to option, a select components that work for your budget and help you get the driving experience that your looking for. Contact us to for information on current components from our network, and available used components.

Get Gear-Heads Power

Power Your Project

We offer crate engines based on available parts and interest. When you get a Green Mountain Gear-Heads engine, Crate or Custom we work with you to tailor the build to your project needs.


Machine Shop Services

We work with you to option, and assemble your engine to your specification.

When it Comes To Machine Shop Services

There’s Not Much We Can’t Do For Your Engine

Engine services for all domestic and foreign engines and engine types. Before you call us be sure to check our services to see if we offer what you need. Or hit the button below to see our full searchable catalog.

See if we offer the services you need


Josh Munson

Founder, Builder

Josh has been around heavy machinery since birth. He’s always had a knack for engineering, and steered towards high performance vintage hot rodding. It’s his mission to bring you the best high performance service whether it’s dyno tuning, engine or chassis building, or fabricating. 

Chad Gordon

Engine Assembler, Fabricator

Chad’s experience with winning high performance engines started from the very beginning. He was raised in a shop, and has experience building engines of all types. His knowledge of engine components, quality craftsmanship, and custom metalworking allows him to provide quality service that is hard to come by.

R.J Donley

Mechanic, Builder

R.J has been under the hood of hot rods and on the ground of car shows around New England. Another day one gear-head He’s been a builder of street rods and classics since the age of 5, and this inspired his passion for high performance engines. R.J brings a high level of craftsmanship to your ride and treats yours as if it’s his own.

Media & Shop Talk

Your Partner In Performance

If you own a classic car and need help with it, look no further. We are your partner in performance for maintenance, tuning, fabrication and all decision making surrounding your classic ride.

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Yup, we build engines

The answer to your question is “Yup, we build engines.” We’ll clean, machine, and tune yours today!

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The Twin Turban’Burban

Get the back story on the 1966 Twin Turban’ Burban and what’s going on with it now!

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Contact us

1973, Chevrolet, Chevelle SS