The eight HiSpec big brake kits for the Audi S2: from the 314mm Billet 4 that keeps your 16 inch wheels to the 360mm Monster 6 for serious track builds, with wheel sizes confirmed, box contents and what we would actually fit.

The eight HiSpec big brake kits for the Audi S2: from the 314mm Billet 4 that keeps your 16 inch wheels to the 360mm Monster 6 for serious track builds, with wheel sizes confirmed, box contents and what we would actually fit.

Seven HiSpec kits for the Volkswagen Golf MK1: 278mm solid disc entry at £785.44 and two-piece floating discs from 285mm to 335mm. Factory 13-14 inch wheels clear none of them; every kit here needs 15 inches minimum.

Eight HiSpec Billet 4 kits for the Ford Cortina MK5: 1P solid disc from 245mm and 2P floating disc from 285mm, covering 15 to 17 inch wheels from £672 to £1,320. Two Ultralite 4 kits appear cheaper in this category but are compact race calipers not suited to this car.

Eight HiSpec Billet 4 kits for the Ford Cortina MK4: four 1P solid disc from 245mm, four 2P floating disc from 285mm. Covers 15 to 17 inch wheels from £672 to £1,320. Two cheaper Ultralite 4 kits also listed but not the right caliper for this car.

Eight HiSpec Billet 4 kits for the Ford Cortina MK3: four 1P solid disc from 245mm, four 2P floating disc from 285mm. Covers 15 to 17 inch wheels from £672 to £1,320. Wheel sizes confirmed per kit where published.