Stage I Off Center Block 4.1 Liter

Casting number 25500016

O Ring and Sleeve	SIDE
Features of Note: Notice the closeness of the bores, this block has been bored 0.040" over This block was originally prepped by Duttweiler. Notice the O ring grooves around the cylinders for better head sealing. Cylinder #4 (to the right) is sleeved ... you can see the edge *just* inside the O ring groove	Features of Note: Notice the "blank" provision for the extra head bolt (top edge of deck) If you look carefully you can see the O ring grooves Notice the "siamese" design of the cylinders, as opposed to a 3.8 Notice the small steam holes between the cylinders This block is assembled using JE full floating pistons
BOTTOM	FRONT
Features of Note: Notice thicker main webs in block 2 bolt cast iron main caps Stock location oil pump pickup ARP rod bolts and main studs	Features of Note: Notice beefy front web near the mains Ribs in the front valley area This block already has been drilled for the turbo oil return On the left side is a pressure sender for an oil gauge Notice the cam oil galley plugs are in place and crank is installed

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