Engine Rebuilds in Christchurch

You know something’s off. Maybe it’s a strange knock, warning lights, smoke, or a sudden drop in power. Ignoring it could cost you your whole engine — and thousands in preventable damage.

At DCH Autosport, we’ve seen it all -

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• BMWs with worn valve seals chugging oil
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• Audis running rough due to carbon build-up and timing issues
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• Diesels with compression loss and misfires
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• Performance builds ruined by one overlooked bearing

Too often, drivers get vague answers or expensive “guesswork repairs.” That’s not how we do things here.

We use precise engine diagnostics, compression testing, and dyno validation to pinpoint the issue — then we give you a clear repair plan. No fluff. No fear tactics. Just real solutions.

Specialists in BMW, Audi, and European Engine Rebuilts

Whether you’re rebuilding a Euro engine to OEM spec or pushing for performance with forged internals, we speak your language. 

✅ You’ll talk to our in-house rebuild technicians, not a middleman

✅ We’ll explain what’s happening inside your motor — in plain English

✅ You’ll see dyno-proven results before and after the rebuild

✅ We’ll give you a clear path forward — rebuild, recondition, or repair

We’ve rebuilt everything from N54 BMWs and VW GTIs, to turbo Subarus and track-ready street builds.

Whether it’s a timing issue or full engine failure, we’ll get you sorted — properly.

Expert Diagnostics

Our advanced diagnostic tools accurately identify engine issues, ensuring precise and effective repairs.

Quality Rebuilds

We use top-grade parts and meticulous techniques for engine rebuilds, enhancing longevity and performance.

Transparent Service

We provide clear explanations and honest estimates, so you know exactly what to expect throughout the repair process.

“My BMW 335i had low compression and terrible blow-by"

“My BMW 335i had low compression and terrible blow-by. Other places just shrugged. The DCH Autosport team pulled the engine, rebuilt it with forged pistons, and got it back on the road with more power than before. They even dyno-tuned it after. Unreal service.”

"Had my Audi A4 rebuilt after the timing tensioner failed"

“Had my Audi A4 rebuilt after the timing tensioner failed. These guys kept me updated with photos and explained everything. It now runs smoother than it ever did. Couldn’t recommend them more.”

“Tried three shops before finding DCH Autosports."

“Tried three shops before finding DCH Autosports. They diagnosed my X5 properly, rebuilt the motor, and tuned it right. No drama, no BS — just solid work.”

 In-House Engine Rebuilding

We don’t outsource. Your engine stays in our workshop, rebuilt by our team, with our tools, to our standards.

Benefit - Total quality control — no mystery mechanics or disappearing parts.

Live Dyno Testing After Rebuild

Every engine rebuild gets tested on our in-house dyno so you know it's healthy before you drive away.

Benefit - Proof your engine is running right — not just “seems okay.”

Want forged internals? ARP head studs? Upgraded oiling systems? We build engines that hold power and torque.

Benefit - Build it once, build it right — especially if you’re tuned or going Stage 2 or 3.

 Clear Communication & Photos

You’ll get regular updates, teardown photos, and clear explanations of what’s happening.

Benefit - No surprises. No guesswork. You’re always in the loop.

Upfront Pricing & Honest Advice

We’ll give you an honest assessment of whether rebuilding is worth it — and we’ll quote properly, not just guess.

Benefit - No nasty bill shocks. You know where your money’s going.

European Engine Specialists

We work on BMW, Audi, VW, Mercedes, Porsche and more — every week.

Benefit - We understand the quirks of Euro engines — and how to fix them properly.

Rebuild to suit your goals

Which Means - Whether stock or race, your engine’s built right

Specialist BMW and Audi Knowledge

We know these engines inside-out.

Which Means - No learning curves or missteps on your rebuild

We get it — engine rebuilds sound like a big commitment. And if your car still starts in the morning or gets you from A to B, it’s easy to assume everything’s fine.

But here’s the truth - internal engine damage doesn’t always shout.

Sometimes it whispers — until it fails completely.

Let’s break down some of the most common thoughts we hear, and why a rebuild might be exactly what your car (and wallet) needs.

What does that mean?

 A rebuild isn’t just a fix — it’s an investment in power, reliability, and peace of mind.

"I brought my BMW in with misfire issues"

"I brought my BMW in with misfire issues and low compression. The DCH Autosport team explained everything clearly and rebuilt the engine better than new. It now runs beautifully. Couldn’t be happier!"

"serious oil consumption issues"

"Had my Audi A4’s engine reconditioned here after serious oil consumption issues. Great communication and skilled workmanship. Car’s now better on fuel and smooth to drive."

"Golf GTI after a thrown rod."

"It’s rare to find a shop that knows Euro engines this well. DCH Autosport rebuilt the motor in my Golf GTI after a thrown rod. Honest, efficient, and professional."

In most cases you can sign up in-store if you don't already have an account,

or check out the links below and arrange your pre-approval.