Reducing Rotating Mass – Lightweight Flywheels and Clutches Unleash More Power

Flywheels are necessary on piston engines because they preserve the momentum from one combustion stroke to the next. Early engines were so inefficient they...

Clutch Player – Installing a clutch on a Spec Miata engine the easy way

Depending on where you look, the two men credited with inventing the modern automotive clutch more than 120 years ago were two Frenchmen, Louis-Rene...

Into Hibernation: Winterizing a Racecar

We know from a thorough reading of the NASA CCR that “glycol-based antifreezes that may cause a slippery condition if spilled on track” aren’t...

HPDE46 Replacing the Slave Cylinder Hose and Clutch Delay Valve

In stock form, the E46 BMW with a manual transmission has what’s called a clutch delay valve, which is essentially a step-down fitting in...

Swapping a 2.5-liter Into an NC Chassis MX-5

There are lots of resources on the web about what it takes to perform a 2.5 swap in an NC chassis MX-5, and even...

HPDE46: How to Replace Shifter Bushings

In all candor, just going in and replacing the shifter bushings is too much work for the rewards it yields. Now that the job...

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