Stage 8 ZR Engine Kit

$3,082.59

SKU: ZRK-4000

Stage 8 Engine Kit components:

  • ZR3 Billet Block (bore size between 2.994" - 3.032”)
  • ZR3 Billet head
  • ZR3 Billet head gasket (0.015. 0.021, 0.027, 0.032, 0.042, 0.060)
  • ZR Billet side cover
  • 2-port ZR Billet breather
  • JR 0.563 stroke Billet crankshaft
  • Hardened crank gear
  • 4.225” Billet connecting rod
  • Dome piston with rings, wrist pin, and clips
  • ZR Billet camshaft (0.473” lift)
  • Dual valve springs
  • 1.500” Stainless steel intake valve
  • 1.250” Stainless steel exhaust valve
  • Multi-angle valve job
  • Full length bronze valve guides
  • CNC ported intake and exhaust ports
  • 27” 3-stage coated header
  • Billet intake (hardware kit included)
  • 33mm Mikuni carburetor with velocity stack
  • Air filter
  • Bosch spark plug
  • Grooved billet starter nut
  • Billet fuel pump bracket
  • Walbro fuel pump
  • 10’ of fuel line
  • Fuel filter
  • Hardware Kit
Current stock: 0

1" Crank Upgrade

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