# Porsche 934

- Source: https://racingcarnetwork.com/wiki/porsche-934/
- Publisher: Racing Car Network (racingcarnetwork.com), the race car marketplace
- Type: car · Brand: Porsche
- Discipline: historic-collection
- Series: historic-sportscar
- Era: 1970s
- Last updated: 2026-07-06

The 934 is the Turbo gone racing by the book: Group 4's 930-based customer weapon — ~31 built plus the 934/5 hybrids — Trans-Am titles, European GT crowns, and the flared silhouette collection tier canonised.

## Specifications

| Spec | Value |
|---|---|
| Engine | 3.0 L turbo flat-6 |
| Power | ~485 hp |
| Production | ~31 + 934/5 hybrids |
| Ledger | Trans-Am 76-77, Euro GT, Le Mans classes |
| Role | Group 4 customer turbo weapon |
| Diligence | Per-car scholarship + hybrid precision |
| Years | 1976–1977 |
| Class | Blue-chip turbo-era GT |

## History

Porsche's 934 (1976) translated the 930 Turbo into Group 4's letter: the customer racer's specification — the 3.0 turbo flat-six toward 485 horsepower, the road car's retained comforts (electric windows famously surviving homologation), the flared silhouette's rubber — built in the ~31-car run (plus the 1977 934/5 hybrids toward 935 aero for the American market) that armed the era's GT racing: European GT Championship crowns, Trans-Am's 1976-77 titles (the American campaigns' silverware), Le Mans class careers stretching years, and the customer-racing economics (the 934 as the gentleman's turbo weapon against the 935's works escalation) that defined the type's role.

The collection era canonised the silhouette: 934s at blue-chip GT stakes (the turbo-era customer racers' rehabilitation complete), per-car scholarship through the small run's documented biographies, and the 934/5 hybrids' identity precision the market's connoisseur corner.

The historic present runs the type at the revival summit: Le Mans Classic and the Group 4-era grids' 934 presence, the turbo flat-six's specialist culture governing custody, and provenance-versus-usability resolving per chassis biography.

## Palmarès

Trans-Am titles 1976-77, European GT Championship crowns and Le Mans class careers through the Group 4 era — the customer turbo's silverware against the works escalation above it.

## What to check before you buy

Small-run scholarship: ~31-car identity law (per-chassis biographies through the registry cultures, period campaign histories the premium forensics), 934/5 hybrid precision (the 1977 American-market cars' distinct identity — conversions and tributes declared against genuine hybrids), turbo-era mechanical custody (the 3.0 turbo's specialist rebuild culture budgeted), and originality-versus-race-evolution honesty (period updates legitimate and documented, modern liberties priced as such). Blue-riband eligibility structures the runners; the electric-windows folklore is authentication charm — the numbers are the market.

## Did you know

- The electric windows survived homologation: Group 4's road-car letter leaving the 930's comforts aboard — racing's most famous luxury retention.
- The 934/5 hybrids were the American market's escalation bridge: Group 4 bodies toward 935 aero for the IMSA-and-Trans-Am appetite.
- The gentleman's turbo weapon was the role: customers racing 934s while the works' 935s escalated above — the era's two-tier turbo order.

## Related entries

- Porsche 935 K3 (Kremer) — https://racingcarnetwork.com/wiki/porsche-935-k3/
- Porsche 911 ST — https://racingcarnetwork.com/wiki/porsche-911-st/
- Porsche 911 GT1 — https://racingcarnetwork.com/wiki/porsche-911-gt1/
- Porsche 964 Carrera RSR 3.8 — https://racingcarnetwork.com/wiki/porsche-964-cup-3-8-rsr/