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Cylinder Head, RH, RECONDITIONED,1990 [26C3&4]

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60.00 LBS
Calculated at checkout
Current Stock:

Product Description

Cylinder Head, RH, for 1990 ZR-1 LT5.   This is a RECONDITIONED cylinder head with numbers matching cam cover [#848] & [#6352].  Complete with Secondary Port Throttle Valves, but DOES NOT include Actuators, Linkage or Brackets.

Includes the following:

  • Jerrys Gaskets PN 10135851, Seal, Cam Cover Bolt, 24pcs
  • Jerrys Gaskets PN 10110931, Plug 40mm, Cam RR Brng Hole, 4pcs
  • 24 Used, original, 8mm Torx Cam Cover Bolts
  •   3 Used, original, 6mm Torx Cam Cover Bolts
  •   1 Jerrys Gaskets PN 10135879 Cam Cover PCV Vent Filter


  • Cleaning
  • Inspection
  • Check flatness, mill cut to true as required
  • Verify all oil passages are clear
  • Inspect valve seats, replace as required
  • Inspect valves, replace as required
  • Inspect valve springs, height & pressure, replace as required to meet original specs
  • Inspect spring retainers, keys & spreing seats, replace as required
  • Inspect valve guides for wear, replace as required with new, OEM guides
  • 1990 Cylinder heads receive new exhaust valve guides for valve stem seals
  • Install new Jerrys Gaskets PN 10067412 Valve Stem Seals
  • Inspect all threads for cam covers & exhaust manifolds, chase or repair with heli-coil
  • Inspect cam journal bearing surfaces for servicability
  • Perform multi-angle valve job
  • Check final valve stem height for lifter compression of 0.060"  at cam base circle
  • If disassembled, Secondary Port Throttle Valves reassembled w/Loctite 262 on valve screws
  • Install new Cam Cover PCV Vent Filter


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