The VVT Mega Page

March 23, 2017
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The List. It’s all here: From detailed motor specs to driveline, management, even gaskets.

The Parts List

Block:

  • Version: BP6D (01-05)
  • Bored to 84mm (1884cc displacement)
  • Crankshaft: OEM (I don’t think it’s possible to break one)
  • Main Bearings: ACL Race (Standard Size)
  • Thrust Bearings: OEM 01-05
  • Main Studs: ARP
  • Oil Pump: Boundary Engineering Stage II (No Shims)
  • Harmonic Balancer: ATI Super Damper
  • Trigger Wheel: FAB9 Tuning 36-2
  • Connecting Rods: Manley Performance
  • Rod Bearings: King Race (Standard Size)
  • Pistons: Supertech 84mm (9:1 Compression)
  • Piston Rings: Wiseco XX

Head:

  • Version: BP6D (01-05)
  • Cams: Stock
  • Cam Gears: Stock
  • Lifters: Stock
  • Valve Springs: Volvo VS-855
  • Valves: SI Stainless Back-Cut, Standard Size
  • Portwork: “Stage 1” Mild Bowl Blending/Casting Cleanup
  • Head Studs: ARP
  • Head Gasket: Cometic MLS 84mm, Standard Thickness

Intake:

  • Manifold: Skunk 2 Racing
  • Throttle Body: Skunk 2 Racing
  • Intercooler: Fab9 Tuning 350HP
  • Intercooler Piping: DIY
  • BOV: Borg Warner Recirc

Exhaust: (More Details Here)

  • Exhaust Manifold: Artech Fabrication Low-Mount
  • Turbocharger: Borg Warner EFR6258 IWG 0.64 A/R
  • Wastegate Actuator: Turbosmart Dual Port
  • Downpipe: Artech Fabrication 3.0″ V-Band
  • Exhaust: Artech Fabrication 3.0″ Dual Exit w/ Cutout

Fuel:

  • Fuel Rail: Radium Engineering
  • FPR: Fuelabs 515
  • Fuel Injectors: Injector Dynamics ID1000
  • Fuel Pump: Five-O Motorsports 340LPH

Management:

  • ECU: MSPnPPro 90-93
  • Boost Control: MAC 4-port EBC Solenoid Controlled by MS
  • Ignition: LS2 Truck Coils (D585)
  • GM Flex Sensor (For blending tunes w/ E85/91)

Drivetrain:

  • Clutch: Clutchmasters FX725 Twin Disc (Coupon Code: CARPASSION for their stuff)
  • Flywheel: Clutchmasters FX725
  • Transmission: Miata 5-Speed (Temporary… broke 2x 6-Speeds already)
  • Diff: Type II Torsen (2002 Miata)
  • Gearing: 3.909 (3.636 R&P waiting to swap if needed)

Maintenance:

  • Gaskets/etc: Mazda
  • Timing Belt: Gates Racing Blue
  • Water Pump: Gates w/ Cast Impeller (a must – Fab 9 sells them)

Tolerances:

  • Rod Bearings: 0.0020” – 0.0022”
  • Main Bearings: 0.0018 – 0.0020”
  • Thrust Bearings: 0.006” – 0.009”
  • Piston-To-Wall: 0.003”
  • Top Ring: 0.017”
  • 2nd Ring: 0.019”
  • Intake Valve Lash: 0.009” – 0.009”
  • Exhaust Valve Lash: 0.012” – 0.013”

Machine Work:

  • Clean/Buff/Magnaflux Block
  • Surface Deck (As Little As Possible, about 0.004” removed)
  • Bored to 84mm
  • Line Hone Mains
  • Balance Complete Rotating Assy Including Clutch/Pressure Plate
  • Polish Crankshaft
  • Valve Job + Resurface Head (About 0.001” removed)
  • Stage 1 Porting: Bowl Blend, Short Turn Radius, Blend to Valve Job

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