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GRM+
5 questions to ask yourself before switching to a standalone ECU

Think it’s time to control your car with a laptop? First, a few questions to ask.

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GRM+ | Honda
#TBT: Turning a Honda CRX into a reliable, fun track car on a budget

Follow along as we turn this 1988 Honda CRX HF into a respectable track car and run it on a budget.

GRM+
Can bigger brakes make an older car perform like a modern machine?

Brakes should both correct speed and balance the chassis. The brakes on our 1991 Toyota MR2 Turbo did virtually none of that, so it was time for a change–a big …

GRM+
How crack checking and REM polishing can make a gearbox track-ready

Transmission internals are subject to intense stresses. Crack checking and polishing can help ensure that those stresses don’t lead to failures down the road.

GRM+
How to buy a mill–and how to get it home

What's harder than buying a Bridgeport Mill within your price range? Getting it home.

GRM+
Heat cycling: The secret to tires that go faster and last longer?

How to make tires last longer? Try heat cycling.

GRM+
Is a more expensive suspension setup better than an inexpensive one?

Conventional wisdom says that a race-tuned, coil-over suspension setup turns faster lap times than a simple spring and shock upgrade, but what does the data say?

GRM+
Understanding metric hardware

Here's what you need to know before using metric hardware on your racer.

GRM+ | Honda , Jaguar , Porsche
#TBT: Can a minivan be as exciting to drive as a classic sports car?

Compared against the supercars of years past, even the most mundane vehicles of today–like the much-maligned minivan–offer surprising performance.

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