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Engine Builds

We offer several specs of Engine builds for the Cosworth YB.

​All PJ Motorsport engines are mapped on our Dynapack Chassis Dyno and supplied with warranty

450

Standard Cosworth YB rebuild for up to 450bhp.​

Spec:​

  • Reground Crank
  • Rebored 205/200 Block
  • Mahle Pistons with valve cut outs
  • New High Pressure Oil Pump
  • Genuine Cosworth Head Gasket
  • Choice of camshaft, turbo and injector upgrades

550

Uprated Cosworth YB rebuild capable of 550bhp.​

Spec:​

  • Reground Crank
  • Rebored 200 Block wih 6 Long Studs
  • Mahle Pistons with valve cut outs
  • Uprated Steel Con Rods
  • New High Pressure Oil Pump
  • Genuine Cosworth Multi Layer WRC Head Gasket
  • Ported Cylinder Head
  • Choice of camshaft, turbo, plenum and injector upgrades

650

Top Spec Cosworth YB rebuild for up to 650 bhp.​

Spec:​

  • Rebored 200 Block with 10 Long Studs
  • WRC Oil Spray Jets
  • Custom CP Pistons
  • Arrow Steel Con Rods
  • High Pressure Oil Pump
  • Genuine Cosworth Mulitlayer WRC Head Gasket
  • Garret GTX and Borg Warner EFR Turbo Options
  • Ported Cylinder Head