Details
SPECSintended balance: internal
target bobweight: 1600 +/- 2%
oiling design: standard
recommended up to 1500 HP
stroke: 3.750 in.
rod journal: 1.889 in.
rod journal width: 0.000 in.
main journal: 2.657 in.
minimum rod length: 5.850 in.
typical weight: 50 lbs.
rear seal design: 1 pc
flywheel bolt holes: 8
RECOMMENDED BEARINGS
mains: no recommendation
rods: Clevite CB1780H
NOTES:
-Block clearancing required when used in 2V blocks.
-Use 8 bolt 'Cobra' flywheel.
-Due to .125" fillet radiuses, chamfered bearings must be used.