Promar Precision Engines, based in Paterson, New Jersey, has over 45 years of experience as engine rebuilders and is committed to the highest quality products and services offered in the industry.

Promar Precision Engines is a professional engine remanufacturing company serving customers worldwide with a complete line of rebuilt engines / remanufactured engines, cylinder heads, crankshafts, engine restoration services and engine components for Automobile & Light Truck, Classic Automobile, Diesel (Light Duty), High Performance and Marine (Boats)

ENGINE BLOCKS

Engine block remanufacturing process

Read More

CYLINDER HEADS

Cylinder head remanufacturing process

Read More

CRANKSHAFTS

 Crankshaft remanufacturing process 

Read More

PAYMENT

We accept Business Checks, Certified Bank Checks, Cash, Money Orders, Paypal, Wire Transfers and All Major Credit Cards. All funds must be in United States currency (US Dollars).


SHIPPING & DELIVERY

Please use the form below to calculate shipping cost for your area.

Delivery of the engine by truck equipped with a lift gate is $75 each way and residential delivery is an additional $100 each way. Those services are not required for New Jersey customers.

Shipping options are also available for customers outside of the United States. Please email sales@promarengine.com for more details.

SHIPPING COST

Select your destination to get shipping cost.


STATE SALES TAX

All orders shipped within New Jersey will have 6.625% New Jersey state sales tax added.

All orders shipped within New York, Pennsylvania, Florida, North Carolina, South Carolina, Georgia, Ohio or Michigan will have your current county sales tax added. We do not we collect sales tax in the other states.


BUSINESS HOURS

Our normal business hours are Monday-Friday 8am-5pm EST. We can be reached by phone @ 1-800-422-6022 or by email info@promarengine.com


CORE POLICY

All engines, cylinder heads, and crankshafts are sold on an exchange basis. While there is no core deposit required, all cores must be returned. By purchasing our product you agree to have the appropriate, rebuildable core ready for pickup or paid for in full within 30 days. After 30 days your warranty will be voided and you will be charged market value for your core. Please call for immediate pickup.

For more information please feel free to call toll free Monday-Friday 8am-5pm EST@ 1-800-422-6022 or email us info@promarengine.com

4.3 starstarstarstarstar
Dennis Mirda
starstar starstar star 1 month ago
I had a great experience with Promar. I brought a 1963 Porsche 1600N engine to be rebuilt. He disassembled, mic’d all components, put in new bearings, new pistons and cylinders and rebuilt my heads. Etc…. Rebuilt my... Read More

Robert Rea
starstar starstar star 1 month ago
Ordered a new I-5 3.7L for my H3 Hummer, and it took a while to get, but well worth the wait. Runs like new. The mechanic whom installed it said they did a real nice job on the reman. Thanks !

Luis Hernandez
starstar starstar star 2 months ago
Had a great experience in having my engine rebuilt! I didn’t know much about what I was doing but Mark and Kevin got my engine squared away! 5 years later it’s still running strong

Glenn Lackey
starstar starstar star 2 months ago
My 2003 Jeep Grand Cherokee Overland with 240,000 miles needed a new engine. I asked around and chose Promar based on their reputation. Price was right, shipping was great, install went without a hitch, and the engine ... Read More

Utuber 17b
starstar starstar star 2 months ago
Have been doing business with Promar for years. They are a great company to deal with. Always awesome work!!

INTRODUCING PROMAR ENGINES 6.4 ENGINE FOR RAM TRUCKS: A GAME CHANGER WITHOUT MDS

Posted on August 13, 2024 by promarengine

For Ram truck enthusiasts and owners, the search for a powerful, reliable engine upgrade just got easier. Promar Engines has recently expanded its lineup to include a 6.4-liter engine specifically designed for Ram trucks from 2014 to 2020. But what makes this engine truly stand out? It’s a non-MDS (Multi-Displacement System) engine that doesn’t require any reprogramming of the trucks computer. Continue reading


INTRODUCING NON-AFM GM 5.3 L83 AND 6.2 L86 ENGINES

Posted on May 21, 2024 by promarengine

We’re excited to announce that we now offer non-AFM (Active Fuel Management) versions of the highly acclaimed GM 5.3 L83 and GM 6.2 L86 engines. This upgrade comes in response to the preferences of Continue reading


CELEBRATING 30 YEARS OF EXCELLENCE: PROMAR ENGINES JOURNEY OF INNOVATION AND RELIABILITY

Posted on October 02, 2023 by promarengine

For three decades, Promar Engines has been a name synonymous with quality, innovation, and reliability in the automotive industry. As we celebrate our 30th anniversary, we take a moment Continue reading


UNVEILING THE ADVANTAGES OF REMANUFACTURED ENGINES

Posted on August 07, 2023 by promarengine

When it comes to replacing an engine in a vehicle, there are several options to consider. One of the most intriguing alternatives to buying a brand-new engine is opting for a remanufactured engine. Remanufactured engines have been gaining Continue reading

THE POWER OF PROMAR ENGINES: UNVEILING THE WORLD OF REMANUFACTURING

Posted on August 01, 2023 by promarengine

In the world of automotive enthusiasts and mechanics, the term “remanufacturing” is often associated with quality, reliability, and sustainability. Among the names that stand out in this realm is Promar Engines, a leader in the industry. In this blog post, we’ll Continue reading