1986-1987 Production Turbo Block 3.8 Liter
Casting number 25526109 with Performance Modifications

TOP

LEFT

86-87 Production Block Top View
86=-87 Production Block Side View
Features of Note:
  • Notice the roller cam/lifter setup.
  • Notice the "straps" between lifters
  • Notice the cam button
Features of Note:
  • Notice the aluminum heads
  • Notice the roller rocker arms
  • Notice no EGR provision in the heads

BOTTOM

FRONT

86-87 Production Block Bottom View
86-87 Production Block Front View
Features of Note:
  • Notice #2 and #3 Mains are billet steel
Features of Note:
  • Notice aluminum heads
  • Notice roller rockers

Submitted by:

Dave Schmucker
gntperformance@gntperformance.com