Engine Repair in Marietta GA – Restore Power & Reliability
A failing engine can cause breakdowns, poor fuel economy, and costly secondary damage. Symptoms like knocking, overheating, oil or coolant leaks, and loss of power are serious warning signs. Addressing them early can prevent a full engine failure and save thousands of dollars.
At 875 Performance, we diagnose engine problems accurately using dealer-level scan tools, compression testers, and borescopes. We perform everything from head gasket replacements to complete performance rebuilds. We use OEM or upgraded components and follow factory torque specs. Pair your engine repair with our check engine light diagnostic and oil change services.

Comprehensive Engine Repair & Upgrade Solutions in Marietta, GA
From diagnostics to complete rebuilds, we handle every engine problem with precision and expertise.
Engine Diagnostics
Dealer-level computer diagnostics, compression testing, leak-down testing, and borescope inspection to pinpoint the exact failure.
Head Gasket Repair
Complete head gasket replacement including cylinder head resurfacing, pressure testing, and new OEM head bolts.
Timing Chain / Belt Replacement
Replacement of timing belts, chains, tensioners, and guides using factory timing tools to prevent catastrophic engine damage.
Engine Rebuild & Overhaul
Complete teardown, machining, and reassembly of engines using OEM or performance components. We build engines to factory or upgraded specs.
Performance Engine Upgrades
Camshaft upgrades, forced induction, forged pistons, rods, and custom ECU tuning to increase horsepower and torque.
Cooling System Repair
Radiator, water pump, thermostat, and hose replacement to prevent overheating and extend engine life.
Engine Repair: 875 Performance vs. Dealership & Generic Shops
Avoid misdiagnosis, overpriced repairs, and unnecessary engine replacements.
| Feature | Generic Shops / Dealerships | 875 Performance |
|---|---|---|
| Dealer-Level Diagnostic Tools | ✓ Dealer only | ✓ Full OEM software |
| Engine Rebuild Capability | ✗ Often outsourced | ✓ In-house machining |
| Performance Upgrades & Tuning | ✗ Not available | ✓ Custom dyno tuning |
| Head Gasket & Timing Repair | ✓ | ✓ Factory procedures |
| Transparent Pricing | ✗ Hidden fees | ✓ Upfront quotes |
| Technician Access | ✗ Advisor only | ✓ Talk directly to your tech |
| Photo Documentation | ✗ | ✓ Every repair |
| Warranty-Safe Documentation | ✓ | ✓ Full digital records |
Our 4-Step Engine Repair Process
We diagnose accurately, use quality parts, and verify our work.
Engine Diagnostic
We perform computer diagnostics, compression tests, and visual inspections to identify the exact cause of engine failure.
Repair or Rebuild Plan
We provide a clear repair plan with options for OEM or performance parts, along with a transparent estimate and timeline.
Expert Repair & Assembly
Our certified technicians repair or rebuild the engine using factory torque specifications, precision machining, and quality components.
Testing & Verification
We perform a complete road test, verify engine operation, clear fault codes, and provide a digital report with photos.
What Our Customers Say About Our Engine Repairs
“They diagnosed a cracked head gasket on my BMW that two other shops misdiagnosed. They resurfaced the head, replaced the gasket, and the car runs like new. Saved me from buying a new engine.”
“They rebuilt the V8 in my Chevy truck after a timing chain failure. They upgraded to a performance cam and my truck has never run better. Excellent workmanship and communication.”
“They replaced the timing chain, water pump, and all tensioners on my Audi. Very thorough, used OEM parts, and even showed me the old stretched chain. Car runs perfectly.”
What’s Included in Our Engine Repair Service
Every engine repair at 875 Performance includes meticulous attention to detail and verification.

Reliable Engine Performance Backed by Full Warranty Protection
We use OEM-grade or higher quality engine components, and all repairs comply with the Magnuson-Moss Warranty Act. This means your vehicle’s factory warranty remains intact when we perform engine repairs using approved parts and procedures.
Our technicians are experienced with complex engine systems, including European, Japanese, and Domestic performance applications. We provide digital documentation and stand behind our workmanship.
Engine Repair by Vehicle Category
We handle engine repair and performance for all makes, including specialized European and import engines.
European Vehicles
BMW, Mercedes, Audi, Porsche, VW, MINI. We handle complex German engineering with manufacturer-specific tools and procedures.
Japanese & Asian Imports
Honda, Toyota, Nissan, Subaru, Mazda, Hyundai. We provide OEM and performance engine solutions for reliability and power.
Domestic Vehicles
Ford, GM, Dodge, Jeep. We handle heavy-duty engine rebuilds, performance upgrades, and towing applications.
Complete Vehicle Care in Marietta, GA
Engine repairs often go hand-in-hand with other services. Visit our transmission repair page for complete drivetrain solutions. For related electrical or drivability issues, explore our check engine light and battery replacement services.
Maintain your engine with regular oil changes and preventative maintenance.
Frequently Asked Questions About Engine Repair in Marietta GA
What are the signs of engine problems?
Common signs include knocking or ticking noises, excessive smoke from the exhaust, loss of power, overheating, oil or coolant leaks, and a check engine light. If you notice any of these, schedule an engine diagnostic immediately.
How long does an engine repair or rebuild take?
Minor repairs like head gaskets or timing chains usually take 1-2 days. Full engine rebuilds or performance overhauls can take 3-5 days depending on parts availability. We provide a clear timeline before starting.
Will an engine repair at 875 Performance void my warranty?
No. Under the Magnuson-Moss Warranty Act, you can have engine repairs performed at any qualified independent shop using OEM or equivalent parts without voiding your warranty. We document every service with digital records.
Do you offer performance engine upgrades?
Yes. We specialize in performance engine builds including camshaft upgrades, forced induction, pistons, rods, and tuning. We can tailor an engine upgrade to your performance goals and budget.
What is the most common engine repair you perform?
We frequently repair head gasket failures, timing chain/belt issues, cooling system leaks, and oil leaks. We also handle complete engine overhauls for high-mileage vehicles.
Request an Engine Repair Quote
875 Performance
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3268 Fairview Dr, Marietta, GA 30066
(Near Canton Rd & Bells Ferry Rd Corridor) - (470) 888-0875
- [email protected]
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Mon – Fri: 9:00 AM – 5:00 PM
Saturday: By Appointment
Sunday: Closed
Serving Marietta & Surrounding Cobb County Communities
Fast, reliable engine repair and rebuilds for drivers across Northern Metro Atlanta. Same-day service available.
