Best Engine Repair & Rebuild in Decatur, AL

10 technicians listed · 4 in Decatur · 3 open weekends · 9 rated 4.5+

Data verified October 19, 2026

Minor Tire & Wheel Inc.

Minor Tire & Wheel Inc.

4.6 114 reviews
“Headed to a funeral and they got me in and fixed the tire and ready to go in 7 minutes.”
$20 off set of 4 tiresSince 1976BBB accredited
3512 6th Ave SE
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City Diesel Inc

City Diesel Inc

4.6 68 reviews
“Had a great experience buying a turbo actuator for my 2016 Ram.”
Walk-ins welcome35+ years
2215 Gordon Terry Pkwy
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JC Mobile Mechanic

JC Mobile Mechanic

4.9 109 reviews
“Diagnosed the issue in no time and at a very reasonable price.”
1206 Sheraton St SE
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Hunt's Transmission

Hunt's Transmission

5.0 17 reviews
“I have several company trucks constantly on the road and he's always come through for me when I need something done quickly.”
3025 Hwy 31 S
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Dennis Johnson's Auto Repair

Dennis Johnson's Auto Repair

4.6 61 reviews
“They did the work we agreed on for the price we agreed on.”
Fleet accountsASE certifiedSince 2012
Madison, AL · 16 mi from Decatur
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Superior Auto Care

Superior Auto Care

4.6 59 reviews
“Personal are wonderful, technically excellent, direct, honest and the cost of the work done is very reasonable.”
AAA-approvedSince 1985
Madison, AL · 16 mi from Decatur
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Listed for drivers in and around Decatur, AL, these 10 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: Decatur, AL

4 of the 10 technicians we list are based in Decatur; the other 6 serve Decatur from towns including Athens (16 mi), Madison (16 mi) and Somerville (16 mi). The technicians on this page are rated from 4.4 to 5.0 across 1,476 reviews; 7 have 50 or more reviews and 9 are rated 4.5 or higher. 3 are open on Saturdays. 1 lists staff certifications (ASE) and 3 have a BBB rating of A or A+. 5 have ten or more years of experience, the longest 47 years. 1 lists coupons or special offers. We have a website on file for 7 of the technicians on this page; 4 publish a contact page and 4 list a public email. 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?

4 of the 10 shops are in Decatur 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.

C.a.r. Complete Auto Repair

C.a.r. Complete Auto Repair

4.7 66 reviews
“If you need ANYTHING done on your car this is the place to go!”
Somerville, AL · 16 mi from Decatur
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Book onlineBook
Hooligan Motorsports LLC

Hooligan Motorsports LLC

5.0 23 reviews
“Rob is a beast, great shop and great guy very solid and is through”
Since 2024
Athens, AL · 16 mi from Decatur
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Athens Auto Tire & Wrecker Service

Athens Auto Tire & Wrecker Service

4.4 53 reviews
“I still go miles out of my way because after all these years, being a woman, I still trust them to be honest and fair with me”
BBB A+Since 2008
Athens, AL · 16 mi from Decatur
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American Diesel Inc

American Diesel Inc

4.9 33 reviews
“Roy, Brody and the staff got the bay cleared for us in 5 minutes and started on it immediately.”
Since 2024
Moulton, AL · 17 mi from Decatur
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Why these companies made our list

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