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Porsche 911 Turbo 3.3

Porsche 911 Turbo 3.3

Coupé, 1979


  • 930/DP935
  • Complete history since my 2005 purchase
  • 3.5 twin plug turbo motor

1979 Porsche 930/DP935 Sunroof Coupe for sale!

Selling my modified 1979 Porsche 930/DP935 sunroof coupe. Mexico blue exterior with black leather interior. Jerry Woods 3.5 twin plug turbo motor with a modified 930 4 speed transmission by Wevo. Front 8×15 Fuchs with Michelin TB15 215/50/15’s, rear DP Motorsport/Fuchs 13×15 with Michelin TB15 335/35/15’s. Actual milage unknown. Approximately 20,000 miles since my purchase in October 2005. More photos here:


Price: USD 220,000


United States

Harold Williams

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Selling my modified 1979 Porsche 930/DP935 sunroof coupe. The exterior color is Porsche Mexico blue with black leather interior. Powered by a Jerry Woods 3.5 twin plug turbo motor with a modified 930 4 speed transmission.
Actual milage unknown. Approximately 20,000 miles since my purchase in October 2005.

A complete glass out color change paint job was started in 2018. The old paint was stripped to the original primer, the rear brake duct slats were removed. The holes in the rear bumper where welded, and I made the fiberglass lower valance. New seals and gaskets were used in the re-assembly, and the original front windshield seal and rear window seal were retained.

Black leather interior includes Recaro electric C seats, DP Motosports center console, Kremer leather wrapped steering wheel, RS carpet kit, Wevo Classic shifter, custom gauges, and custom gas pedal. Car stereo consists of a Kenwood amp, Kenwood sub wofer, Boston Acoustic speakers, no head unit ( I use my iPhone). No A.C.

Complete 3.5 engine rebuild by Jerry Woods in 2007. Stock case, Mahle 3.5 p&c, intakes ported to 36mm, SC cams, SSI heat exchanges, Andial 12 plug distributor, dual coils & dual cdi boxes. DP motorsports intercooler and muffler, K27 7006 turbo. The motor was built to pass California smog and visual inspection. The motor dynoed at 390 c.h.p. @ .9 boost. Wevo engine mounts were also installed

Modifications since rebuild include Turbocraft aluminum injector blocks, Leask adjustable WUR with fuel pressure gauge, a/f gauge, new coils, rebuilt cdi boxes, k&n air filter, oil catch can, Clewett spark plug wires. New 12 plug cap & rotor. Twin center exhaust. The K27-7006 was replaced with a K27-7200 turbo modified to by Evergreen Turbo to their RS Raptor specs.

Complete transaxle rebuild by Wevo (Windrush Evolutions) in 2007, factory LSD, Andial 8:39 r&p, and a 930 final drive rcs upgrade. The 930 transaxle carrier was modified to use Wevo mounts.

Front suspension rebuild in 2020 consisting of new control arm bushings, Ohlins adjustable front inserts, Rebel Racing coil over conversion, Tarret adjustable front sway bar, Wevo camber plates and the DP Motorsport strut brace were existing. Rear coil overs were added to Wevo/Ohlins adjustable shocks. The car was aligned & corner balanced.

The brakes consist of later style 930 front hubs, custom Rennsport one piece hats with modified 993 turbo front rotors, Zimmerman crossed drilled rear rotors, stock brake calipers.

Front wheels are factory Fuchs 8×15’s with Michelin TB15 215/50/15 tires. The rear wheels are DP Motorsport/Fuchs 13×15 wheels with Michelin TB15 335/35/15 tires. The rear wheels were inspected and refinished by Weidman Wheels in 2010.

Other modifications include a Rennline front & rear tow hook kit. Fiberglass headlight rock guards and rear fiberglass inner fender rock guards. Jack pins that fit into the car jack to clear the side skirt when jacking the car up.
In the trunk

Spare parts includes the smog parts, air cleaner, rear seats & parcel tray, original tach, rear wiper, original Andial cap & rotor, DP muffler, rear brake vent slats, DP front valance, and more.

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Year of construction: 1979
Model: 911 Turbo 3.3 (US)
Body: Coupé
Series: 930
Mileage: 20000 mi
Power: 400 HP
Cylinder capacity: 3,5 Liter
Steering: left
Transmission: Manual
Drive: Rear drive
Fuel: Gasoline
Configuration: Sun roof
Interior color: Black
Interior material: Leather
Exterior color: Blue
Manufacturer color code (exterior): 336
Matching Numbers: Yes
Vehicle inspection valid until: April 2023
Condition: Fully restored
New/Used: Used car
Ready to drive: Yes
Registered: Yes
Country of delivery: United States
Number of vehicle owners: 3

Interested? Contact the seller!

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Harold Williams looks forward to your questions and is happy to help you.

Porsche 911 Turbo 3.3

Price: USD 220,000

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