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

(15)
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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US Automotive Machine & Performance

US Automotive Machine & Performance

(48)
Diesel Fuel
“They were honest and transparent from the start, got the work done quickly, and even told me to call with questions I have when putting it back together.”
In Business Since 1992
Accepts All Major Credit Cards
Licensed, BBB Rating: A+
Locally Owned & Operated
827 S Lincoln Ave, Loveland, CO
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Proformance Diesel & Auto Repair & Diesel Emission's

Proformance Diesel & Auto Repair & Diesel Emission's

(47)
Tune-Ups, Starting & Charging System Diagnostics, Emission Testing
“As a woman, I feel comfortable talking with Shawn about my vehicle issues and feel confident that he hears me and doesn't take advantage of my inexperience with mechanics.”
Family Business
In Business Since 2007
Accepts All Major Credit Cards
AMSOIL Certified
1119 S Garfield Ave, Loveland, CO
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Alliance Auto Care

Alliance Auto Care

(48)
Auto Electrical Repair, Diagnostic Service, Brake Repair
“Aside from the services, Joe did me right, it was the last visit I was able to make to my mother, who was fighting cancer, before she passed maybe a week after my visit and he was able to deliver my pregnant wife of 8 months and myself a reliable car...”
In Business Since 2012
Family Business
ASE Certified
827 S Lincoln Ave, Loveland, CO
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Mason Repair and Roadside Service

Mason Repair and Roadside Service

(48)
Tractor Trailer Repair, Vehicle Lockout, Equipment Repair
“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.”
In Business Since 2023
Emergency Services
Serving Longmont Area
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Russell Auto Service

Russell Auto Service

(49)
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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Big Thompson Diesel and Automotive

Big Thompson Diesel and Automotive

(28)
Transmission, And Many More, Air Conditioning
“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 2014
Accepts All Major Credit Cards, Cash
Licensed, BBB Rating: A+
604 8th St SE Unit A, Loveland, CO
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Metric Motors

Metric Motors

(49)
Overview, Tires & Brakes, General Services
“They did a bunch of work on my truck and were going to replace the spark plugs, but after cleaning them, called me to ask when they had been replaced last as they seemed new and they said it wouldn't be right to replace them if they didn't need it.”
In Business Since 2011
Coupons & Offers
821 S Lincoln Ave, Loveland, CO
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Lucky's Diesel Shop

Lucky's Diesel Shop

(47)
  • Injectors
  • Oil Cooler
  • Expert
“We ended up having to fly home as parts were ordered, but they allowed us to use their lobby to entertain our kids and re-pack our luggage to take home what we needed.”
In Business Since 2011
127 Barberry Pl, Loveland, CO
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Jp's Garage LLC

Jp's Garage LLC

(48)
General Maintenance, Steering & Suspension, Tires
“Quick service, good communication; received multiple oil changes, diagnosed and resolved emissions related issues; worked with my limited availability.”
50+ Years Experience
Offers Financing Options
Licensed
Serving Longmont Area
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Stan's Automotive

Stan's Automotive

(49)
“If you're done servicing your own cars (honestly, I couldn't even figure out how to get the plastic “dust cover” off of the top of my Jetta's engine.”
In Business Since 1978
Accepts All Major Credit Cards
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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Stan's Auto Service Inc.

Stan's Auto Service Inc.

(44)
“I had the oil changed at stans instead of a free one from the dealer because I trust stans to do do the job correctly vs what I might get from the dealership I have a new corolla hybrid I could get free oil changes from my dealer, but I choose stans ...”
In Business Since 1985
Offers Financing Options
1019 S Lincoln Ave, Loveland, CO
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Twin Peaks Diesel

Twin Peaks Diesel

(39)
“That seems to have fixed the issue and I cannot be more grateful with everyone at Twin Peaks diesel For diagnosing the problem correctly when the “professionals” at Longmont Ford didn't even catch it and would've charged me for something totally unre...”
In Business Since 2007
Locally Owned & Operated
Serving Longmont Area
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Glenwood Automotive

Glenwood Automotive

(21)
  • Price
  • Vehicle
  • Mechanic
“Despite having jobs booked out for weeks, he assessed the car first thing Monday morning and gave us the ugly truth ( another mechanic was willing to replace the engine...”
In Business Since 1991
Accepts All Major Credit Cards
Licensed, BBB Rating: A+
1333 Yarmouth Ave # 3, Boulder, CO
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Subadude's Subaru Repair

Subadude's Subaru Repair

(40)
  • Price
  • Mechanic
“I took two used Subarus here that I was looking to purchase and he almost immediately found symptoms of a head gasket issue on one that wasn't disclosed by the dealer.”
In Business Since 2016
546 SE, 8th St SE STE C3, Loveland, CO
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Brighton Auto & Diesel Clinic

Brighton Auto & Diesel Clinic

(40)
  • Professional
  • Owner
  • Oil
“Awesome service, done in a timely manner as promised, Rick the owner and his son are the most honest reliable auto servicer I've probably ever had and I'm an old fart, thanks to Brighton Auto Clinic and their professional services, im a happy camper ...”
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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Stang Auto Tech

Stang Auto Tech

(49)
Suspension System Service, Steering Equipment, Auto Repairing
“I have been coming here for over five years, and they always go above and beyond to make sure the customer feels comfortable, is taken care of, and understands their recommendations.”
In Business Since 1984
Accepts All Major Credit Cards
Licensed, BBB Rating: A+
Coupons & Offers
7202 W 116th Ave, Broomfield, CO
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USA Performance Engines

USA Performance Engines

(12)
“Had my part.”
In Business Since 2006
Coupons & Offers
Licensed, BBB Rating: A+
1001 E 75th Ave C, Denver, CO
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Schroeder Truck Repair

Schroeder Truck Repair

(20)
Transmission & Clutch Repair, Hydraulic Service, Engine Repair & Overhaul
“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 1995
Offers Financing Options
Accepts All Major Credit Cards
Family Business
Serving Longmont Area
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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

(49)
General Repair, Tire and Alignment, Brake Repair
“They were super knowledgable about the car brand I have having a lot of issues, and they gave me recommendations of places that might buy my car for parts.”
Locally Owned & Operated
In Business Since 1996
Accepts All Major Credit Cards
ASE Certified
6812 Wadsworth Blvd, Arvada, CO
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Foreign Auto Specialist

Foreign Auto Specialist

(45)
Auto Services, Brake Services
“Aaron and Kameron have been most helpful in diagnosing and fixing the problem, changing the oil, replacing the brakes and scheduling windshield repair.”
Free Initial Consultation
In Business Since 2000
Accepts All Major Credit Cards
ASE, ASE Certified
6900 W 117th Ave, Broomfield, 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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