PROJECT GALLERY — 3.6L / 3.8L Builds & Conv

1984 911 Carrera to 911 ST Long Hood Conversion - 3.8L Euro RS Conversion - G50 SBH

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1984 911 Carrera to 911 ST Long Hood Conversion - 3.8L Euro RS Conversion - 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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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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1974 911 Carrera To 911 3.6L Twin Turbo RSR Conversion - G50-50 Transmission

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1974 911 Carrera To 911 3.6L Twin Turbo RSR Conversion - G50-50 Transmission

This original 1974 Carrera has been converted to an all steel RSR wide body, and fitted with a 993 Twin Turbo EFI engine and G-50/50 transaxle. It has also had a 1989 930 torsion tube conversion that allows the fitment of 930 rear trailing arms! Of course it has all 930 brakes & suspension. Take a look at our custom "Twin Turbo Duck Tail"!                        

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993 Hot Rod Build - 3.6L to 3.8L Conversion

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993 Hot Rod Build - 3.6L to 3.8L Conversion
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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1979 930 to 1974 911 RSR IROC Street Racer - 3.8L DME Upgrade And Euro 915 Conversion

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1979 930 to 1974 911 RSR IROC Street Racer - 3.8L DME Upgrade And Euro 915 Conversion

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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914/6 GT "BIG LAGUNA" - 3.8L DME Conversion - 915 Transmission

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914/6 GT "BIG LAGUNA" - 3.8L DME Conversion - 915 Transmission

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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1972 914/6 GT Tangerine - 3.6L DME Conversion - 915 Transmission

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1972 914/6 GT Tangerine - 3.6L DME Conversion - 915 Transmission

        At Patrick Motorsports we are among the fortunate few who are able to mix our passions and our livelihoods.  While some days we take it for granted and its just work, other days we look around and appreciate being surrounded by the best output of the truly iconic marquee that is Porsche.  The enthusiasm and passion that our team and our clients have for these cars is simply immense.     One such project of 2018 that embodies this passion and utter determination is a 1972 914 restoration belonging to a client of ours based up in...

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1973 911 RSR 3.8L Twin Turbo MOTEC EFI Upgrade And G50 6 Speed Conversion

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1973 911 RSR 3.8L Twin Turbo MOTEC EFI Upgrade And G50 6 Speed Conversion

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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1971 914/6 Italian Model to 914/6 Big GT Spec - 3.6L DME Upgrade And 915 Conversion

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1971 914/6 Italian Model to 914/6 Big GT Spec - 3.6L DME Upgrade And 915 Conversion

  This original 914-6 was first delivered to Captain Willis, a paratrooper stationed in Bitburg Germany and later resided in Pordenone Italy.  Both he and the car were transferred to Florida where the car collected dust for many years.  In 2008, the vehicle was sold on eBay and started its transformation into a 914-6 GT.   Like many projects that come to Patrick Motorsports, this 914-6 sat in the midst of restoration for several years.  Oftentimes individuals and even shops underestimate the difficulty, labor and knowledge required for a full restoration.  The body of the vehicle was to receive GT style...

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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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914/6 Super GT Race Car 3.6L DME Varioram Upgrade And G50 Conversion

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914/6 Super GT Race Car 3.6L DME Varioram Upgrade And G50 Conversion

  Awarded 1st in Class at PCA Werks Reunion 2017. The 914-6 GT 3.6L Spec Racer | Fitted with a '97 3.6L V-Ram engine and one of our '87-'89 G-50 inverted mid engine transaxles. Take a look! Won 1st in Class at PCA Werks Reunion 2017, in Monterey, California!   The initial body being fitted to the acid dipped 914 chassis The body fit from the rear Here you see the inverted G-50 trans. being mocked up in the rear of the 914-6 chassis The 914 steel targa bar weighs just 19.5 lbs              ...

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993 GT2 Lightweight

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993 GT2 Lightweight

The Legendary Porsche 993 GT2 Lightweight - In the workshop for body repair, service and track preparation...and of course HVAC! Driving the lightweight GT-2 at INDE Motorsports Ranch was a treat, super smooth and very fast ! PMS Sachs RE GT2 Clutch on balancer PMS Billet Single Mass Flywheel    

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993 RSR EVO II - 3.8L ITB - G50 6 Speed

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993 RSR EVO II - 3.8L ITB - G50 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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914 to 916 Tribute - 3.8L DME Upgrade And 915 Conversion

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914 to 916 Tribute - 3.8L DME Upgrade And 915 Conversion

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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Race Car Build: Porsche 916 - 3.8L Engine Conversion Featuring MOTEC EFI Managed Slide-Valve ITB With A 915 5-Speed Transmission

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Race Car Build: Porsche 916 - 3.8L Engine Conversion Featuring MOTEC EFI Managed Slide-Valve ITB With A 915 5-Speed Transmission

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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914/6 GT "Mule Car" - 3.6L DME Upgrade And 915 Conversion

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914/6 GT "Mule Car" - 3.6L DME Upgrade And 915 Conversion

For the installation into the “Project Mule Car”, the engine has been fitted with our Cam Block of Kit, Single Belt Alternator/ Crank Pulley Kit, 914-6 Engine Sheet Metal Kit, our special Engine Conversion Mount, 993 3.6L DME Engine Conversion Harness, Conversion Air Intake Boot Kit, Air Injection System Delete Kit, Stainless Steel Sport Headers with Polished Stainless Silencers, 914-6 Reproduction Oil Tank System, and our SETRAB Front Mount Oil Cooler Kit. Many other factory based parts will be used. This car will be fitted with a late model 1986 915 transmission with LSD featuring the WEVO rear tail shift...

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914/6 GT 3.6L DME Upgrade And 915 Conversion

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914/6 GT 3.6L DME Upgrade And 915 Conversion

    This car is fitted with our front oil cooler system, the Setrab oil cooler (part # PMP 500-15NPT3/4). This is plumbed to the engine using Goodridge fittings and stainless braided hoses. Adding an oil cooler system is a must for operation of the air cooled engines in warmer climates, as the factory engine mounted cooler just does not keep your engine operating in its optimal temperature range, causing premature engine wear and loss for performance. Our systems have been designed to keep your engine operating at its desired operating temperature which extends engine life and improves performance. 914 GT OIL...

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914/6 - "Black Beauty" - 3.6L DME - 915 TRANSMISSION

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914/6 - "Black Beauty" - 3.6L DME - 915 TRANSMISSION

This 914 started life as a So. Cal 4 cyl. daily driver. Now this "Black Beauty" should be right on the streets of San Diego! '95 993 DME engine converted for 914 application. '86 915 trans. with WEVO tail shift and PMS shift linkage system. This system works beyond belief!'74 914-4 chassis "Very Clean", we repaired a few rust areas, a little accident damage from the past, and then adding a full cage system w/o door bars for the street & steel GT flares and GT front oil cooler system.       This car is fitted with our front...

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914 3.8L DME Upgrade And 915 Conversion

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914 3.8L DME Upgrade And 915 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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1981 911 SC - 993 3.6L DME Varioram Conversion

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1981 911 SC - 993 3.6L DME Varioram Conversion

Jeff's 1981 PORSCHE 911 Super Carrera with a 1997 993 3.6L V-Ram engine conversion.                   The 993 V-Ram 3.6L DME engine is originally equipped with secondary air injection system (smog pump), power steering and an oil filter console. The power steering pump driven off the right side camshaft is removed and replaced with our camshaft block off plate. We also remove and plug the air injection ports on the engine. The oil filter console is in place of the original style engine mounted oil cooler found on Porsche 911 cars made before 1990....

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911 RSR Race Car- 964 3.8L NA - G50 5 Speed

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911 RSR Race Car- 964 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 993 Carrera S - 3.8L Euro RS Engine Conversion

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1998 993 Carrera 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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1996 993 Turbo To GT2 Style - 3.6L DME

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1996 993 Turbo To GT2 Style - 3.6L DME

 This 993 Turbo came to us as a Black Horse, and needed a refresh so the famed "Mexico Blue" was chosen to breathe some life back into the car. The GT-2 style is referring to the change from 4 wheel drive to 2 wheel drive, we have converted the original 993 Turbo all wheel drive gearbox a G64/51 to a 993 Turbo 2 wheel drive unit. This keeps the nice tall turbo gears and the strength in tact, it also attains the center oil feed main shaft & pinion shaft that the G64/51 & GT-2 have in common.  featuring...

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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 Porsche 964 RSR Twin Turbo - G50

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1991 Porsche 964 RSR Twin Turbo - G50

  This 964 RSR was built to win with a 3.8L twin-turbo engine, 993 G50 6 Speed, 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 911 RS 3.8L Backdate Conversion

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

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1978 911 SC Backdate To 911 ST

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1978 911 SC Backdate To 911 ST

Another 911 backdate from '78 911 SC to ST - all steel ! 993 3.6L DME engine & 915 Euro gearbox with LSD & oil cooler. L-908 Grand Prix White w- special M Benz navy blue interior ! paint prep & Imron under finish under body chassis detail   964 calipers painted in Grand Prix White - Imron       Our in house interior services !   fitting ST steel quarters   welded ST steel flare   ST rear flare metal finished    

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1976 911 Turbo Carrera - 1995 3.6L DME Conversion

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1976 911 Turbo Carrera - 1995 3.6L DME Conversion

This '76 911 came to us from San Diego for a bit of restoration & upgrades. The plan was to fit the car with a '95 993 3.6L DME engine featuring A/C & heat, along with upgrading the suspension & brake system to hang on the newfound power plant.       Our rear 964 4 piston brake caliper conversion with late 930 rotors               These classic BBS wheels were originally 16" but the owner wanted to run larger tires. The customer wanted keep with the historic BBS 3 wheel piece look, so here...

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1974 911 RSR Clone - 3.6L DME Conversion - 915 Transmission

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1974 911 RSR Clone - 3.6L DME Conversion - 915 Transmission

Starting out life as a 1974 911, this car has transformed into a killer "RSR" street racer. '96 993 big valve w/ '95 DME injection, hydraulic valves, early stainless headers w/ heat & sport muffler, 993 R-134 A/C compressor for added creature comforts! '86 915 transaxle with LSD, this pushes the 3.6L power through late Carrera axles. The car is set up with full 935 type front suspension, RSR 935 coilover strut dual spring & rear inverted RSR 934 coilover shock with dual spring set up '74 911 chassis converted to 911/930 steel wide body & RSR front & rear...

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