PROJECT GALLERY — 3.8L DME

914-6 GT 3.8L DME 915 "BIG LAGUNA"

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914-6 GT 3.8L DME 915 "BIG LAGUNA"

View this post on Instagram 914-6 GT Style "BIG LAGUNA" in from San Diego for service after 12 years & 7500 miles #patrickmotorsports #porscherestoration #porsche #porsche914 #9146 A post shared by PATRICK MOTORSPORTS (@patrickmotorsports) on May 15, 2020 at 12:30pm PDT The front trunk is the heart of our dry sump oil cooling system. This starts out with a Peterson OIL TANK part# OIL 08-0011-DB - 16 quart (4 gallon) aluminum (race) – dual breather - 9 inch. Diameter X 19 inches tall – Also uses the billet aluminum brackets part # OIL 08-0101 Price: $68.00. The oil is routed...

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1992 Porsche 964 3.8L

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1992 Porsche 964 3.8L

 This build features Mahle Motorsports 102mm pistons and cylinder and AT Power individual throttle bodies.                            

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993 3.6 to 3.8 Hot Rod Build

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993 3.6 to 3.8 Hot Rod Build
This hotrod started life as an Ocean Blue Metallic 1997 993 C2.  Converted from 3.6 to 3.8 liters with our slip in Mahle Performance piston and cylinder set, this car has been thoroughly gone over.

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1975 911 RSR 3.8L COMPLETE BUILD

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1975 911 RSR 3.8L COMPLETE BUILD

 This 1975 to 1973 backdate 911 got a complete tear down, rebuild and upgrade package with a 3.8L engine, RSR bodywork, coilover suspension, and custom interior. This 1975 to 1973 backdate 911 got a complete tear down, rebuild and upgrade package with a 3.8L engine, RSR bodywork, coilover suspension, and custom interior. No expense was spared with the suspension & brakes either. The car uses 993 Turbo 'Big Red' brakes with a fully adjustable RSR coilover suspension.Some of the parts include: - Rear Spring Plate Set - 935 RSR - (1965-1989) PORSCHE 911 / 930 Turbo (911 331 935 R 01)-...

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1973 911 RSR | 3.8L TWIN TURBO | 6 SPEED

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1973 911 RSR | 3.8L TWIN TURBO | 6 SPEED

This special project is to back date this 1978 PORSCHE 911 Turbo (930) chassis to the famous 1973 PORSCHE 911 RSR. This lightweight chassis is fitted with a custom built drivetrain featuring a 993 twin turbocharged 3.8L engine and 6 Speed transaxle. The engine is precisely controlled by a MoTeC M600 engine management system. The transmission is of our special 993 Short Bell Housing, 6 Speed transaxles. Another little addition will be on-board motorsport inspired, KRONTEC air jack system! And of course a fully adjustable brake and suspension system. Take a closer look! Best In Show Award - August 2014...

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917 LMK GULF TRIBUTE

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917 LMK GULF TRIBUTE

Meet the legend - and take it home.  Up until this point, the only way to drive a 917 required you to be one of the few super elite drivers chosen by Porsche. Now that's all changed.There was an authentic Porsche 917K (#024) at auction at Gooding & Company, in Pebble Beach, for an estimated $13 to $16 million.If you could not bid on the 917K at Pebble Beach, Patrick Motorsports has the next best opportunity - and it will only happen once. A History of Racing Dominance The Porsche 917 was rushed onto the tracks in its 1969 debut, and initially struggled...

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993 RSR EVO II 3.8L ITB 6 SPEED

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993 RSR EVO II 3.8L ITB 6 SPEED

We started with a '96 993 coupe and completely converted it to full race RSR GT II configuration. We used all EVO II lightweight composite glass body work including the roof skin, and flush mount lightweight LEXAN windows. On the scales we are 2,360 lbs.. We spared no expense or detail on this car, Take a good look ! The engine is a 964 based 3.8L "RSR", utilizing all the tricks, "RSR" big valves & seats, Sprint cams, TWM manifold system, Hand made full race 1-7/8" stainless headers w-merge collector & rear cross over secondary merge exit. We are utilizing...

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PORSCHE 935 | 3.8L TWIN TURBO

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PORSCHE 935 | 3.8L TWIN TURBO

'85 EURO 930 PORSCHE 935 | 3.8L TWIN TURBO MAHLE TURBO 102MM 3.8L PISTONS 964 BASED 3.8L TWIN TURBO W- GT-2 OIL PUMP & BLACK COATED BEARINGS 3.8L TWIN TURBO INTERCOOLER & INTAKE FABRICATION 935 SKID PLATE FABRCATION            

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916 PORSCHE | 3.8L DME + HVAC | 915 5-SPEED

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916 PORSCHE | 3.8L DME + HVAC | 915 5-SPEED

PATRICK MOTORSPORTS has built this 916 steel roof replica, powered by a fully built 964 DME based 3.8L engine, driven through a 915 gearbox with WEVO tail shift system. The car has a modern A/C system featuring R-134 refrigerant, utilizing a front mounted 993 A/C condenser w/ fan assist. We have stripped the chassis, seam welded & reinforced all critical areas, and incorporated a tubular cage system front to rear. This 916 Tribute won 1st in Class at PCA Werks Reunion 2015.     See it on YouTube! : http://youtu.be/wZvhkRCO2_k               The Patrick Motorsports 914-6...

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916 PORSCHE 3.8L MOTEC SLIDE VALVE WITH 915 5-SPEED

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916 PORSCHE 3.8L MOTEC SLIDE VALVE WITH 915 5-SPEED

914-4 conversion to 916 style body, with a 964 based 3.8L MoTec managed Slide Valve EFI engine & 915 WEVO mid-engine transaxle. The car also incorporates the new M185 MoTec digital dash. Final form, pictured with front and rear spoilers attached.                                                                    

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914 - 3.8L DME | 915 WEVO TAIL SHIFTER CONVERSION

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914 - 3.8L DME | 915 WEVO TAIL SHIFTER CONVERSION

This little 914 2.0L four came down from Colorado for our "auto spa treatment". The customer wanted reliability & great performance for his state of Co. that had to adapt and perform in various altitudes and temperature conditions! Well there is an answer to that problem, the 3.2L & 3.6L air cooler DME engine conversion from PATRICK MOTORSPORTS. Before the 914 was delivered our customer had decided that a 3.6L 964 DME engine coupled to a late ‘85 915 transaxle would be the drivetrain package. He received the estimate, we received a deposit, and the engine & transmission were prepared...

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911 ST LONG HOOD CONVERSION | 3.8L V-RAM | G50 SBH

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911 ST LONG HOOD CONVERSION | 3.8L V-RAM | G50 SBH

WE STARTED WITH A CUSTOMER SUPPLIED 1984 911 CARRERA, FIRST COMPLETE DISASSEMBLY AND EVALUATION. THEN CONVERSION TO LONG HOOD EARLY ST CONFIGURATION. THIS WILL BE POWERED BY A '96 993 V-VAM CONFIGURED TO 3.8L EURO RS SPEC.. WE WILL BE USING OUR G-50 SHORT BELL HOUSING GEARBOX. TAKE A LOOK AT THE INTERIOR DETAIL!             '84 TO 911 ST CONVERSION W- 3.8L 993 V-RAM & G-50 FITMENT OF THE HID LIGHT SYSTEM IN THE 911 ST   The 993 DME ECU installation. Our 3.6L adapter harness simply interfaces the chassis to the engine control unit...

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911 RSR IROC STREET RACER | 3.8L DME | EURO 915

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911 RSR IROC STREET RACER | 3.8L DME | EURO 915

This original 1979 930 chassis has been expertly converted to a lightweight 1974 911 RSR IROC inspired street racer! This chassis is fitted with a 1997, 993 Carrera 3.6L DME engine then converted to a high torque 3.8L displacement! Featuring hydraulic billet sport cams and married to a specially prepared, 1986 915 Euro transaxle gearbox with LSD and euro oil cooler system. This one of kind project is 100% built in-house.                  As you can see the Patrick Motorsports 911 / 930 Roll Bar fits like a champ! Also shown our custom interior...

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911 RSR 3.8L NA | G50 5 SPEED

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911 RSR 3.8L NA | G50 5 SPEED

We fit this 911 race car with a 3.8L 964 based RSR engine, and coupled it to a 1989 G50 transaxle. The gearbox has all the tricks, tall 2.8 ratio first gear mainshaft set with close ratio gears straight thru 5th gear. We set the G-50 up with a Quaife torque biasing differential and our billet side cover. This is just the start of our project build sheet, see the detail in the photos and read the description of parts & service related to getting it done. These services shown here are performed daily at PATRICK MOTORSPORTS, and the products we...

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1998 CARRERA 2 S | 3.8L EURO RS ENGINE CONVERSION

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1998 CARRERA 2 S | 3.8L EURO RS ENGINE CONVERSION

We have just completed a fully documented conversion of this 1998 933 Carrera 2 "S" to a full EURO RS 3.8L engine conversion. Baseline Dynamometer Testing Results: The stock original 3.6L Vario-Ram engine configuration produced 225.75 TQ (ft lbs) & 243.50 HP at the wheels.         Balancing the single mass Euro RS flywheel and clutch assembly. Sachs Race Engineering Sport GT2 Clutch Porsche 993 Euro RS 3.8L Engine Conversion Package. Notice the large valve heads and lightweight magnesium intake manifold base runners! Original Porsche Engineering!     The Porsche Euro RS 3.8L cylinder heads as received. For this...

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1995 993 RSR SPEEDSTER | 3.8L MOTEC ITB | 6 SPEED

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1995 993 RSR SPEEDSTER | 3.8L MOTEC ITB | 6 SPEED

This project started life as a 1995 993 C-2 cabriolet. I purchased it as a "salvage title" interior fire/burn, and parted it out. I always dreamed of a race car, or Crazy C-4 Roadster conversion-(turbocharged of course), "Pikes Peak" killer. OK, I came to my senses, and here is what we have done. We stripped & sand blasted the tub, seam welded & caged the chassis. We then gave it the Zinc acid etch sealer. We fitted it with the 993 GT2 glass body package, our little twist was the addition of the cab./speedster profile. We have designed and fabricated...

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1991 964 RSR TWIN TURBO

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1991 964 RSR TWIN TURBO

  This 964 RSR was built to win with a 3.8L twin turbo engine, 993 6spd, Wavetrac differential and more!                     993 Twin Turbo engine & 6-speed conversionBuilt up to 3.8L with Mahle Pistons & CylindersPauter rods, GT2 Pump, GT2 sport camsHandmade custom 321 SS headers and exhaustTwo K24 turbosTall 1st gear + Short gear stackWavetrac differentialMoTeC C125 Race DisplayTuned MoTeC M600 ECUAll parts used in this build are stocked, distributed,and installed at Patrick Motorsports!

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1980 911 SC TO RS 3.8L BACKDATE

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1980 911 SC TO RS 3.8L BACKDATE
This 1980 911 SC to RS is sporting our 3.8L engine package, 915 transaxle, 935 - coilover suspension and 993 Twin Turbo BIG brakes!

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1974 911 IROC | 3.8L SLIDE VALVE DME MOTEC | R50-50 6-SPEED

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1974 911 IROC | 3.8L SLIDE VALVE DME MOTEC | R50-50 6-SPEED

Modern 1974 IROC clone, this was started on a Grand Prix White L-908 1974 911, and fitted with a 964 based 3.8L engine. The engine is managed by MoTec and features our new billet EFI "Slide Valve" manifolds! We have fitted the car with a RUF 6 spd. gearbox that is based on a G-50/50 trans.. The result was a super light 380 hp street/track monster.               INDE Motorsports Ranch 2014 - Shake down and tuning.   911 RSR Slide Valve ITB - Twin Ignition                   The chassis...

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1973 911 RSR - 3.8L DME / 6-SPEED

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1973 911 RSR - 3.8L DME / 6-SPEED

This vehicle underwent a complete rebuild to RSR spec. We incorporated a G50 Short Bell Housing 6-speed transmission. We machined and performed a blueprinted rebuild right here at Patrick Motorsports. Fitment required extensive chassis modifications due to the longer transmission length. The engine displacement has been increased to 3.8L. Oil cooling has been updated with an RSR oil pump, our special Sebrab front mount oil cooler and the original equipment 930 radiator style front fender cooler. The specs for the racing class allowed us to use PMO Carburetion with a high output ignition system. We also built a new wheel...

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