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Ships within 48 hours · Estimated delivery Jul 13 - Jul 18
For Your Every Summer RSVP, with Code: SUMMER15
Description
GM 350ci Small Block Chev Cast Iron Bare Engine Block (GM10105123)Suits Late Model 1986 on with 1 Piece Rear Main Seal Part Number: GM10105123 Description This engine block is used in 1986 99 Gen I heavy duty applications. It has 4. 00" diameter cylinder bores and four bolt main bearing caps. This block is machined for a one piece rear crankshaft seal. These blocks weigh 197 lbs. Cylinder wall thickness is the same as current production engines. The lifter valley is machined for hydraulic roller and flat tappets.
Suits Late Model 1986-on with 1-Piece Rear Main Seal
Part Number: GM10105123
Description
This engine block is used in 1986-99 Gen I heavy-duty applications. It has 4.00" diameter cylinder bores and four-bolt main bearing caps. This block is machined for a one-piece rear crankshaft seal. These blocks weigh 197 lbs. Cylinder wall thickness is the same as current production engines. The lifter valley is machined for hydraulic roller and flat tappets. Crankshafts with two-piece seals can be installed with adapter P/N 1005118.This block includes: main bearing caps, main bearing cap bolts, freeze plugs, oil gallery plugs, and cam bearings.
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