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LTS Motors
“I called LTS (recommended from a colleague who seeks out only the best) on a Friday, dropped off the car Monday morning, and they called me Tuesday morning, less than 23 hours later, saying it was ready for pickup.”
Best Engine Repair & Rebuild in Boise, ID
24 technicians listed · 15 in Boise · 1 open weekends · 23 rated 4.5+
Data verified October 17, 2026
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Don's Supreme Auto Repair
- Price
- Knowledge
- Mechanic
“They went above and beyond to repair my old truck and they didn't stop until it ran better than I thought possible, very professional and didn't charge me for some of the things my truck needed”
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Auto Surgeon
- Price
- Electrical
- Mechanic
“I called them in a frenzy and they came out to where the car was stranded, took it back to the shop, fixed it and delivered it to my house - all while keeping in touch with me to ensure my safety and let me focus on the baby shower and not stress abo...”
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Precision European
- Mechanic
- Audi
- Roadtrip
“I brought in my Mercedes-Benz c250 coupe for routine service and I was having issues with what turned out to be my high-pressure fuel pump and he was able to explain to me exactly what was going on and what I needed to do to take care of it.”
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Garry's Automotive
“If your looking for the best experience with people that care about you and your situation, more than trying to get you to do the most expensive repairs, this is by far the most trustworthy mechanic shop I've ever had service my vehicles.”
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Western Auto Service Boise
- Mechanic
- Tire
- Truck
“I appreciate feeling comfortable taking my rig into them and recently had a Pre Purchase inspection done on a car that was not up to snuff and they were honest and forthright about it, which I appreciated very, very much.”
Listed for drivers in and around Boise, ID, these 24 shops repair, rebuild and replace engines. What each one says about machine work, warranty terms and the engines it supplies comes from its own website; ratings and quotes come from public reviews.
Area overview: Boise, ID
15 of the 24 technicians we list are based in Boise; the other 9 serve Boise from Meridian (8 mi) and Nampa (17 mi). The technicians on this page are rated from 4.3 to 5.0 across 4,224 reviews; 19 have 50 or more reviews and 23 are rated 4.5 or higher. When customers rate these technicians on specific qualities, they most often praise quality (91%), professionalism (89%) and value (89%). The topics that come up most in reviews of the technicians on this page are "communication", "diagnosis" and "fair". 1 is open on Saturdays. The services the technicians on this page list most often on their websites are brake repair (4), fleet services (4), engine repair (3), tires (3) and air conditioning (2). 7 list staff certifications (ASE) and 5 have a BBB rating of A or A+. Domain records put 12 websites of the technicians on this page at ten or more years old; the oldest dates from 2002. 1 gives free estimates; 7 are family- or locally-owned and 4 list coupons or special offers. We count these figures across the technicians on this page; distances are straight-line, and hours and prices change, so confirm the details with the technician before you visit.
Why do some listings show another city?
15 of the 24 shops are in Boise itself and the rest come from other towns within 20 mi. An engine job means leaving the car for days, so the drive happens once at each end rather than every morning.
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Master Tech Diesel Repair
- Truck
- Reviews
- Ford
“I was helped by Dallas De Cory today with my Suburu Legacy GT fuel injectors Dallas's customer service and knowledge ( teaching me vasoline instead of oil to seat your o-rings on your injectors) is above and beyond on the standard in the industry tod...”
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Deranged Diesel Repair LLC
“0 powerstroke was having some surging and idling issues that were growing rather frustrating normally I work on my truck myself because I am very particular and so I was weary taking it to a shop to begin with but I rolled the dice and took it to the...”
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Rogers' Northside Garage
- Price
- Honest
- Oil
“I worked in an auto repair shop myself throughout high school and while I am not a professional mechanic I do have enough knowledge to know when someone is trying to upsell me on something I don't need or trying to cut corners.”
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British Italian German Motors
- Vehicle
- Warranty
- Gasket
“These guys are so knowledgeable about vehicles, not only did they know how to fix the issue I had, they also gave me a lot of good information specific to European cars that many other mechanics around here don't know (or don't offer to tell you).”
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Boise European Motorworks
- Prices
- BMW
- Team
“Well it's been over a month since I went there to have them fix something only 2 other shops in the valley could fix and I haven't suspiciously needed to go back there to get something else fixed”
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Lamb Cylinder Heads
- Price
“They rebuilt a set of cylinder heads for me recently and managed to turn them around in just a couple of days (compared to a couple of weeks that my old shop would have taken) for a little over half the price my old shop would have charged.”
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Sword Motorsports
- Vehicle
- Communication
- Price
“Both jobs were done exceptionally well, communication was great throughout the repair and if he found anything else that needed done, he suggested it but wasn't pushy about it when I said I would take care of it later.”
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Nolimits-R Auto Care
- Prices
“Identified safety issues, issues of neglect on our part, got us all squared away w past & present maintenance requirements.”
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R&R Tires N Mechanics
“Got my oil pressure sensor fixed at a moments notice and I was back in the road.”
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Heritage Auto Repair
“The mechanics at Heritage were able to get us in quickly, provided a detailed estimate so my mechanic back home could review and confirm the cost, and the guys at Heritage had my family safetly back on the road despite a major repair in 2 days.”
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BK Industries Japanese Car Specialist
- Price
- Informative
- WRX
“I'd like to preface this with saying I'm not very good at writing reviews, nor am I usually one to leave reviews anywhere but I care deeply about my car and they've more than exceeded my expectations right from my first visit last year.”
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John's Auto Care Center
- Diagnostic
- Second Opinion
- Inspection
“They got us right in and inspected our vehicle and assured us that the dealership shouldn't have let us drive this carel out of their shop and that we should have it towed back the dealership and gave us some pointers on what to ask them.”
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Advanced Automotive Center
- Prices
- Mechanic
- Warranty
“We've taken our vehicles to a few shops around the Treasure Valley, but Jason Flinn and these guys definitely know how to take care of you and they are BIG time supporters of events and activities in the community!”
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All Auto Repair Nampa
- Diagnostic
- Quote
- Engine
“I am a contractor and my chevy work truck broke down, i had it towed to All Auto Repair they quicky diagnosed the problem and gave me a fair quote for a new gas pump and install - has busy as they are, they did the repair in a timely manner, so i was...”
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K & R Automotive
- Price
- Mechanic
- Vehicle
“Had a strange metal on metal sound start on my vehicle called around all day and Ken was the only one who could get me in without having to schedule a week in advance he did great work at a really good price and solved my issue in a day he was a good...”
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Gem State Diesel & Turbo Repair
- Truck
- Chevy
- f250
“The Gem State team thoroughly went through my 2003 Chevy Duramax bringing my truck back to a performance level where I can have confidence in its performance when I'm in the back country or driving the ALCAN.”
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Meridian Automotive
“Brian was great in staying in communication with us throughout the time our vehicle was getting repaired and immediate access through texts of work needed and performed by accepting or declining service or services.”
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Ace Automotive Towing & Auto Repair
- Vehicle
- Communication
- Brakes
“Casey & Stacy and the team know their cars/trucks, are very thorough, very reasonable, super friendly and great at communicating what they do (and before doing work) on the vehicles, what might be needed, what they will be keeping an eye on, etc.”
Engine Repair Services in Boise, ID Cost Estimates
Minimum cost
$734
Maximum cost
$5502
National Average
$2201
Avg Per Hour Rates
$108
$1895
$3057
Fair price range is based on 520 cost profiles
Why these companies made our list
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