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GM 5.7L Pre-Vortec Cylinder Head Assembly | Sierra 18-4485HP

GM 5.7L Pre-Vortec Cylinder Head Assembly | Sierra 18-4485HP

Sierra

$980.99 USD
$980.99 USD
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GM 5.7L Pre-Vortec Cylinder Head Assembly | Sierra 18-4485HP

Completely assembled new marine cylinder head fits GM 350 cu. in. marine engines with 12 intake manifold mounting bolts.

  • Fits 5.7L GM V8 PRE-Vortec engines from 1987-1995 with press in rocker arm studs and 12 intake manifold mounting bolts (4 inside intake manifold bolts at 23 degrees)
  • Uses center mount valve covers
  • Complete new casting assembly with new stainless steel valves, hardened exhaust seats, valve springs, rocker arms, and retainers
  • Sold individually - 2 required per engine
  • Replaces Mercruiser 938-883490 1, 938-883490R1, 938-883490, 938-883490R50, 938-884741R, and 938-884741R50

 

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