Part#:

31011010 thru 31011011 (1/2 Head Studs)

Material:

220 BHN Cast Iron

Bore:

3.3858” (86.00mm)

Max Bore & Stroke:

3.4645” (88.00mm) Bore x 3.700” (94.00mm) Stroke

Cyl. Wall Thickness:

.290” @ 3.4645” (88.00mm)

Deck Height:

8.625” (219.075mm)

Deck Thickness:

.750” (19.05mm)

Freeze Plugs:

Screw-In - M33 Part# 32313000, M27 Part# 32312000

Main Bearing Bore:

2.5992”-2.5998” (66.019mm-66.034mm)

Main Cap Press:

.004"-.005"

Main Caps:

Steel - 4 Bolt #1-#6, 2 Bolt #7

Oil System:

Wet or Dry Sump

Oil Filter:

OEM Mounting Provision

Oil Pan:

OEM Mounting Holes

Rear Main Seal:

OEM

Starter:

OEM Location and Mounting Holes

Stud Holes, Head:

Blind holes, optional machining for 1/2 (Part# 31011011)

Torque Specs:

Main Studs 12mm 105lbs, 10mm 55lbs w/ P1 TorquePoint Lube

Weight:

162lbs