Classic Car Mechanic in Toowoomba
At Neilsen’s Radiator Service, we keep vehicles running cool with expert radiator solutions. Based in Toowoomba, we offer fast repairs, honest advice, and dependable service.
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Old-school builds deserve proper care—and at Neilsen’s Radiator Service, we deliver just that. As your trusted classic car mechanic in Toowoomba, we provide radiator repairs and restorations tailored to vintage and performance vehicles. We understand the unique needs of older models and treat each job with care and respect.
Our team recores original radiators, fabricates hard-to-source components, and rebuilds entire cooling systems with precision. For performance cars and converted vehicles, we design radiator upgrades that support both power and thermal efficiency. Whether you’re chasing reliability or chasing records, we’ll make sure your setup is fit for purpose and built to last.
We also handle more persistent issues like overheating, pressure loss, and underperforming heaters. Our technicians can recommend radiator flushes, general servicing, or truck radiator repairs depending on your vehicle’s demands. With decades of experience and a hands-on approach, we deliver radiator solutions that suit your car, your needs, and your journey.
Careful Work on Rare Components
Cooling Upgrades for High-Performance Engines
Built for Classics, Tuned for You
We treat every job as a one-off, sourcing or fabricating the right components to keep older engines cool without sacrificing originality. Whether it’s a decades-old Holden, a classic British build, or an American import, we deliver radiator repairs and upgrades that suit your car’s purpose, use, and style.
Our workshop is set up to handle delicate components with care and precision. From re-tanking and leak repairs to full custom builds, we keep classic cars running reliably in Aussie conditions. We’re experienced with rare models, vintage restorations, and weekend cruisers alike. Reach out any time—we’re happy to help.
FAQ
What radiator issues are common in classic cars?
Older vehicles often face coolant leaks, cracked tanks, and blocked radiator cores due to corrosion or ageing components. Many classic car radiators also struggle in warmer climates, especially if they haven’t been upgraded to modern standards. Overheating, temperature spikes, or poor cabin heating are signs of trouble. Addressing these early helps protect the engine and maintain driveability.
Can original radiators be repaired, or do they need replacing?
Original radiators can often be repaired through recoring, tank replacement, or leak sealing—preserving the look and fit of factory parts. Replacements are only recommended when the damage is too extensive or the core can’t be salvaged. Repairing allows owners to maintain originality while boosting function and thermal performance, especially in hot or high-use conditions.
Do classic cars need radiator upgrades for Australian conditions?
Yes, older cooling systems often struggle in Australia’s warmer climate, especially during long trips or in stop-start traffic. Upgrades like aluminium cores, improved fans, or custom tanks help improve cooling without compromising originality. Tailored solutions prevent overheating, extend engine life, and give you confidence your classic can handle Aussie roads with ease.


