Parts Guides

Why old springs and adjusters can't be reused on handbrake-shoe replacement — and which kit components matter most.

How drum-in-hat handbrake systems work on cars with rear discs, when the shoes wear out, and the right fitting kit to do the job properly.

How brake shoes wear, what fitting hardware they need, and the brands that still cover UK city-car and light-commercial drum brakes.

Pad-disc compatibility, friction compound choices and how the brake-system perspective changes the pad-buying calculation.

A guide to drum brakes still fitted to many UK city cars and light vans — replacement, adjustment, and the right brand to source.

A practical guide to brake disc geometry — what each design does, which UK cars use which, and how to choose between OE and uprated.

Everything that grips, slows, and rubs in a brake system — and how each component fits together as a friction package.

How belt-drive tensioners, idler pulleys and crank-pulley dampers work, what fails, and why generic replacements rarely match OE.

What goes in a proper timing belt kit, why each component matters, and how to choose between belt-only vs belt-with-water-pump kits.