Longmont, CO

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Longmont, CO
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Best Engine Repair and Replacement in Longmont, CO

The highest-rated Engine Overhaul & Replacement companies out of 136 vetted & reviewed in the Longmont area.

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Atlas Performance Machine

Atlas Performance Machine

(13)
Moving Supplies
“These guys are awesome highly recommend them had my 2010 ford exploder in there for a atf leak coming from the bellhousing they got the old pos done in timley matter thanks guys”
In Business Since 2002
14516 N 107th St, Longmont, CO 80504
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Proformance Diesel & Auto Repair & Diesel Emission's

Proformance Diesel & Auto Repair & Diesel Emission's

(28)
Tune-Ups, Starting & Charging System Diagnostics, Emission Testing
“The fact that you would write a review trying to discredit the services this place offers shows ho tolerant and accepting you really are…Honestly I will continue come here because of the quality service and laugh every time I think of the negative re...”
Family Business
In Business Since 2007
Accepts All Major Credit Cards
AMSOIL Certified
1119 S Garfield Ave, Loveland, CO
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Russell Auto Service

Russell Auto Service

(29)
Oil Change, Napa Autocare Center Benefits, Brake Repair
“They provided the list, did not attempt any repairs without permission, told me exactly what to look out for to know when each part would need repairs, AND weather they thought each repair was worth it (my car is not the newest or the nicest).”
In Business Since 1984
Offers Financing Options
ASE Certified
Coupons & Offers
Serving Longmont Area
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Lucky's Diesel Shop

Lucky's Diesel Shop

(28)
  • Injectors
  • Oil Cooler
  • Drive
“Lucky's Diesel Shop located in loveland, Unbelievable, I have used a few other shops here in Northern Colorado and there is no comparison to the quality, the communication, friendly, hard working workmanship that comes from Lucky's.”
In Business Since 2011
127 Barberry Pl, Loveland, CO
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Metric Motors

Metric Motors

(29)
Overview, Tires & Brakes, General Services
“After trying several repair shops in the past only to be ripped off with poor service, I took a shot and tried Metric Motors and I can't say enough about their services.”
In Business Since 2011
Coupons & Offers
821 S Lincoln Ave, Loveland, CO
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Big Thompson Diesel and Automotive

Big Thompson Diesel and Automotive

(27)
  • Truck
  • Call
  • Prices
“Afyer calling several other shops who just wanted to know what I wanted done, Eric spent about 1/2 an hour on the phone with me on my first call asking questions and giving me advice.”
In Business Since 2011
604 8th St SE Unit A, Loveland, CO
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Mason Repair and Roadside Service

Mason Repair and Roadside Service

(29)
  • Truck
  • Trailer
“So my reefer was not working I called Mason repair and he helped me over the phone and got my reefer working im so thankful to Mason repair and roadside service for being there and directing on wut to do.”
24+ Years Experience
Free Initial Consultation
Emergency Services
Serving Longmont Area
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Stan's Automotive

Stan's Automotive

(29)
Fuel System, Battery & Starting, Emission/Exhaust
“I have taken my vehicle to them for several semi-major issues over the years (alternator replacement, oil leak, engine rebuild, timing belt) and I have never had a bad experience.”
In Business Since 1978
Accepts All Major Credit Cards
ASE Certified
Family Business
Serving Longmont Area
Featured

We don't forget that our community includes more than just Boulder County. We were honored to have the opportunity to participate, AND especially to give Erin the privilege of shaving Sheriff Reams' head!

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Brighton Auto & Diesel Clinic

Brighton Auto & Diesel Clinic

(22)
  • Work
  • Oil
  • Professional
“Every time when I go there the staff is very attentive and always informe me what's going on and always nice and takes very good care of my vehicles very professional and knowledgeable great experience all the time.”
In Business Since 2019
Family Business
ASE Certified
Serving Longmont Area
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I&E Diesel Repairs

I&E Diesel Repairs

(4)
“My husband's truck KW T680 needed a new starter, I&E diesel repairs came out in less than 45 minutes and had us up and running in less than 30 minutes after arriving.”
In Business Since 2022
Emergency Services
Serving Longmont Area
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Green Eyed Motors Service

Green Eyed Motors Service

(1)
“These guys were able to get the part in that day and get us back on the road within a couple hours.”
In Business Since 2011
Serving Longmont Area
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Schroeder Truck Repair

Schroeder Truck Repair

(12)
  • Company
“Every person that works here cares about the customers and the quality of work that rolls out the bay doors, we are a team here and want everyone that walks thru our doors to know we care about getting the job done in a timely manner and making sure ...”
In Business Since 2015
Family Business
Coupons & Offers
Serving Longmont Area
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USA Performance Engines

USA Performance Engines

(11)
“Outstanding work on my Pontiac 428.”
In Business Since 2006
Coupons & Offers
Licensed, BBB Rating: A+
1001 E 75th Ave C, Denver, CO
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Fahrenheit Motors

Fahrenheit Motors

(9)
  • Check Engine Light
  • Call
  • Job
“These guys are very helpful and extremely knowledgeable”
In Business Since 2018
Coupons & Offers
Accepts All Major Credit Cards
Serving Longmont Area
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Arvada Automotive Center

Arvada Automotive Center

(30)
General Repair, Tire and Alignment, Brake Repair
“Again, very fair price and they didn't sell me a service or parts I didn't need just to boost their work ticket, they did an honest assessment and got me back on the road while saving me a bunch of money compared to what I thought I needed.”
Locally Owned & Operated
In Business Since 1996
Accepts All Major Credit Cards
ASE Certified
6812 Wadsworth Blvd, Arvada, CO
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Greeley Automotive Machine Inc

Greeley Automotive Machine Inc

(29)
  • Price
  • Cleaned
  • Engine
“Great customer service”
In Business Since 1995
Accepts All Major Credit Cards
Licensed, BBB Rating: A+
Transparent Fees & Pricing
Serving Longmont Area
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T & T OK Tire Inc.

T & T OK Tire Inc.

(25)
  • Work
  • Brakes
  • Morning
“We had to wait a few hours for them to order and I think it was a little more expensive than Walmart but clearly you CAN put a price on your piece of mind.”
Coupons & Offers
In Business Since 1974
Accepts All Major Credit Cards
Licensed, BBB Rating: A+
1203 N Lincoln Ave, Loveland, CO
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Advanced Transmission Center

Advanced Transmission Center

(30)
Manual Transmission Repair, Transmissions, Transmission Flush
“With maximum excellence and although I couldn't do the service due to the precarious situation of my car, Karl always ready and attentive in everything!”
In Business Since 1990
Accepts Debit, All Major Credit Cards, Insurance, Travelers checks
ATRA Certified
Coupons & Offers
3686 W 72nd Ave, Westminster, CO
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L1 Automotive

L1 Automotive

(30)
Services Offered, Directions & Location, Check Engine Light
“They responded in a timely fashion and I was able to convey the work that I want done on my 4runner (install front ARB diff lock, replace worn steering rack bushings and replace the older leaking CV axels).”
In Business Since 2011
Accepts All Major Credit Cards
Licensed, BBB Rating: A+
339 8th St SE #2, Loveland, CO
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Advantage Automotive

Advantage Automotive

(29)
  • Family
  • Communication
  • Team
“Super professional, kept me up to date on everything, and let my husband and I out into the shop itself to show them where the leak was we were talking about”
In Business Since 2004
Accepts All Major Credit Cards
Licensed, BBB Rating: A+
Coupons & Offers
2650 N Lincoln Ave, Loveland, CO
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S&R Powerstroke

S&R Powerstroke

(29)
  • Leak
  • Knowledge
  • Communication
“I only have a good things to say, Sonny really knows what he's doing, It was a good experience all around, & Thanks again For taking the time to explain some things.”
In Business Since 2018
175 Commerce St Unit #3, Broomfield, CO
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Marini Diesel Inc.

Marini Diesel Inc.

(24)
  • Owner
  • Business
  • Diagnosing
“Patient, patient 🙏 if you are making the line they ignore you and attempt others whose I believe has been there's many more times they don't give that respect to a people who's following the rules they actually ignore you if you try to wait your tu...”
In Business Since 1968
Family Business
7740 Dahlia St, Commerce City, CO
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Loyalty's Automotive

Loyalty's Automotive

(19)
  • Prices
  • Family
“This place truly cares about taking the proper time to fix your car right There family's travels the same roads you do and there prices are good And they had my car done before the estimated time”
In Business Since 2022
2021 E. 74th Ave Units J and K, Denver, CO
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Diesel Forward

Diesel Forward

(18)
  • Warranty
  • Turbo
  • Price
“They have the best pricing, the guys are always very informative, and I had a warranty issue once and when I brought it to them, they took me in back to shop area and completely dismantled it in front of me, explained how everything worked, found the...”
In Business Since 1996
Accepts All Major Credit Cards
6301 Broadway, Denver, CO
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Engine Repair Services in Longmont, CO Cost Estimates

Minimum cost
$696
Maximum cost
$5219
National Average
$2088
Avg Per Hour Rates
$103
$1798
$2900
Fair price range is based on 509 cost profiles
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Average Cost $2088
Minimum cost $696
Maximum cost $5219
Avg Per Hour Rates $103

Fair range $1798 to $2900 is based on 509 cost profiles.

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Engine Repair/Rebuild Services near Longmont

Popular in Longmont

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