Redtop 180SX

1991 Nissan 180SX

Murrieta, CA

Asking price $28,000

Mileage
110000
Transmission
5-speed manual
Engine
SR20DET
Exterior color
Red

Modifications

22 documented

Engine & Drivetrain

Suspension & Brakes

Wheels & Tires

Body & Paint

Interior

Electrical & Tuning

Price Breakdown

$16,000 est. spent on mods

Build Breakdown

Cooling and Chassis Before Any More Boost

The 180SX is the fastback branch of the S13 story, and this one takes the version of it that matters: a redtop SR20DET in a red shell, pop-ups intact, a Chuki lip and a Type X wing doing the period work. What makes it worth reading is the order somebody built it in, the charge side and the cooling first, a front-mount intercooler with polished piping, an aluminum radiator and a cone filter, before anyone reached for more turbo. There is no horsepower claim anywhere in this build, and none is needed.

The chassis underneath is the quiet half of the ledger: BC Racing coilovers, ISR adjustable multilink arms with matching front and rear sway bars, Megan Racing braces at both ends and Enjuku bash bars front and rear. Rays 57C five-spokes sit in a fitment that clears a speed bump, the tires filling the arches without a single flare. The cabin stays whole, factory seats and carpet and door cards, which says more about how the car gets used than any spec line, and the split at the front edge of the driver's cushion is part of that same story. It reads finished rather than stalled: the bay is loomed, the polished piping lines up, the rear brace crosses a cargo area that is still trimmed. The underside is the one thing these frames cannot answer.

Soopd Scale

58

Class 3 Builder

Wants an owner who knows the SR20DET's cooling habits and keeps an eye on the adjustable arms; a shop that knows the platform helps.