TWS Motors (Formerly The Wedge Shop)
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 Zack Torman's 1980 Turbo Triumph TR8 Coupe
425WHP 454WTQ @ 13 psi on Dynomax Dyno | 12.99 @111mph 1/4 mile - Run on NA 4.9, not turbo setup | 133 mph at Racemotive 1/3 mile roll race

(Engine - 425whp 454wtq (Dyno Sheet) @ 13psi
TWS Performance 5.0 Rover V8
JE Forged 8.3:1 compression pistons
Forged 6in Rods
TWS Performance 14 Bolt Heads
TWS Heavy Duty Push Rods
TWS Head stud kit
ARP Main bolts
TWS Performance cam kit
Cometic Head Gaskets 96mm .040 thickness
160* Thermostat
TWS Alum Alternator Bracket w/ GM Alternator
TWS Alt adjustable turnbuckle
Mezieri Electric water pump

Turbo ( Running 8 psi low setting / 13 psi high setting)
Turbonetics Garret to4e 6262 .68 A/R  T4 w/ 3 in Vband 
1 Turbosmart Gen V 50mm external wastegate (10 psi spring)
1 Turbosmart Raceport BOV 50mm BOV (17 psi (blue) spring)
Eaton N75 Boost Controller
Intercooler Core Size 18"X12"X3" Overall Size 25"x12"x3" 2.5" Inlet & Outlet 3" Core
PTP T4/T3 Turbo Blanket and PTP Lava Exhaust  Wrap

ECU & Ignition
Canems standalone ECU tuned by TWS Motors
36-1 Trigger wheel pickup
Ford Gen 1 Coil Packs w/ HT leads (Part # 6823318)
​NGK BPR8ES gapped to 24
AEM UEGO Failsafe AFR/Boost Gauge
3 Bar Map Sensor - GM Part # 12223861

Exhaust
Custom headers (Range Rover Stock 4.6 headers, flipped L&R)
Custom 3" mandrel bent exhaust & downpipe
MagnaFlow SS 3" muffler 4" tip
Cometic High Performance Header Gaskets

Fuel & Intake
Range Rover 3.9lt Intake plenum (shaved ½ in)
Bosch 460cc injectors (​0280156280)
Bosch 044 Pump w/ dual inline 100 micron filters w/ custom surge tank
Turbosmart FPR1200 -6an Adj Fuel Pressure Reg (set 43.5psi @ idle)
Dual TR7 Sending Units. 1 for fuel feed, 1 for fuel return
-6AN Fuel feed and return lines

Front Suspension/Brakes
TWS coilovers w/ Eibach springs (10"Lx2.5"Dx250lb)
Full polyurethane bushing set
Spax adjustable strut inserts
TWS Wilwood Big Brake Kit - Cross Drilled
TWS Big GM Booster & Master
SSBC Inline Proportioning valve w/ gauge
The Wedge Shop Strut Brace


Rear Suspension/Brakes
Eibach springs (10"Lx2.5"Dx300lb)
QA-1 TS601 Shocks (3 setting)
Full polyurethane bushing set
GAZ adjustable strut inserts (softest setting)
​
TWS Lower Control Braces 

Drivetrain
Late Model LT77 Trans w/ metal pump gears
Lightened flywheel (22lbs)
10.5in Centerforce Dual Friction pressure plate & clutch disc
TWS Short Shifter
Narrowed Ford Thunderbird 8.8” 3.27 gears w/ Disc Brakes
Poly Shift Bushings

Exterior
16 X 7 MGF wheels
205/45/16 Continental Extremes
Hella H4 Conversion Headlight kit w/LED Lights 
Picture
Picture
Picture

TWS Motors LLC - Fast.British.Reliable. - Est. 1990
144 W Britannia st, Building 25, Taunton, MA 02780  [email protected]  tel 508-880-5448
TWS Motors LLC Copyright 2025
  • Catalog
  • About Us
  • Technical
    • Forum
    • TR8
    • TR7
    • Land Rover
    • Rover V8
    • Technical "How To"
    • Random
  • Services
    • Services
    • Cars for Sale
    • Engine Build Quotes
    • Used Parts Request
    • Core Motor Quote
  • Gallery
    • Car Photo Gallery >
      • Customers Gallery
      • Customer Builds >
        • Chris Duerden
        • Commonwealth Classic
        • TWS Stage 3 TR8
        • Kevin Turner
        • Zack Torman
        • Troy O'Doherty
      • TR7/8 >
        • TR8 Coupes
        • TR8 Convertibles
        • TR7 Coupes
        • TR7 Convertibles
        • TR8 Interior Patterns
      • Group 44 Race Cars
      • Works Rally Cars
      • Rally Cars
      • Janspeed TR7V8 Turbo
      • Buffum Rally Cars
      • Ian Wilson Rally Car
    • Car Shows >
      • Open House 2024
      • Racemotive 2024
      • TWS Gathering Shows >
        • TWS Gathering 23
        • TWS Gathering 22
        • TWS Gathering 21
        • TWS Gathering 19
      • TRF Summer Party Shows >
        • Roadster Factory 16
        • Roadster Factory 12
        • Roadster Factory 10
        • Roadster Factory 09
        • Roadster Factory 06
      • Stowe British Invasion >
        • British Invasion 24
        • British Invasion 23
        • British Invasion 22
        • British Invasion 21
        • British Invasion 19
        • British Invasion 18
        • British Invasion 16
        • British Invasion 15
        • British Invasion 14
        • British Invasion 13
        • British Invasion 12
        • British Invasion 11
        • British Invasion 10
        • British Invasion 09
        • British Invasion 08
        • British Invasion 07
      • Carlisle >
        • Carlisle 25
        • Carlisle 10
        • Carlisle 09
        • Carlisle 08
        • Carlisle 07
      • NEC 2014
      • Dobson 2014
      • Dobson 2010
      • British by the Sea 14
      • British by the Sea 13
      • British by the Sea 08
      • Berkshire Motorcar Festival 12
      • Tanglewood Motorcar Festival 11
      • Maryland British Car Day 11
      • Day of Triumph 07
      • Day of Triumph 06
      • Mitty 2009
      • Watkins Glen 08
      • Sandwich, MA 07
      • Lime Rock Vintage 07
      • Lime Rock 06
    • Videos >
      • TR7/8
      • BAD 8
      • YouTube Page
    • History/Articles >
      • Magazines
      • Brochures
      • Advertisements
      • Triumph History >
        • Company History
        • Triumph TR7
        • Triumph TR8
        • Rover V8
    • Wedge Wallpaper
  • Contact Us