CNC BLOCKS
11-04-2010, 03:07 PM
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The new features.
Features:
- Brand new precision machined, light weight cast iron block.
- Big block Chevy cam bore
- .904 lifter bores
- Billet steel main caps
- ARP main studs
- Siamese bores 4.000" or 4.125" (unfinished).
- Extra thick decks ensure reliable head gasket seal.
- Blind head bolt holes don't go through to water jacket.
- Clearance for 3.75" stroke with steel rods.
- 350 main journals accept commonly available crankshafts.
- Uses 1981-1985 stock style oil pan and dipstick.
- Uses stock stamped steel or plastic timing cover.
- All OE bolt holes for starter, clutch ball, etc...
- Priority main oiling system directs oil to main bearings first for more dependable lubrication.
31161112 is the 4.000 bore block
31161212 is the 4.125 bore block
And their will be no one peice seal blocks availiable because they have no rear main billet cap for one peice seal crank!!
We sell these blocks all machined to the customers specs and deck height and bore.
All our blocks are machined in a HAAS 4-axis CNC machining center.
We take the block remove the main caps and radius around the housing bores and deburr where the rear main bearing sets in, Chamfer around rhe freeze plug holes and rear cam plug.
Tap all oil galley holes deeper.
Relube and retourque mians and line hone to 2.6415
Deck to your desired deck height
Chamfer the head bolt holes.
Bore to desired size if needed
Plate hone and use the same gasket and hardware to be used in the final build
.904 lifter bores we would want the lifters their to fit them.
Cleaned ready to go!! Shipped any where in the U.S. for 75.00
The new features.
Features:
- Brand new precision machined, light weight cast iron block.
- Big block Chevy cam bore
- .904 lifter bores
- Billet steel main caps
- ARP main studs
- Siamese bores 4.000" or 4.125" (unfinished).
- Extra thick decks ensure reliable head gasket seal.
- Blind head bolt holes don't go through to water jacket.
- Clearance for 3.75" stroke with steel rods.
- 350 main journals accept commonly available crankshafts.
- Uses 1981-1985 stock style oil pan and dipstick.
- Uses stock stamped steel or plastic timing cover.
- All OE bolt holes for starter, clutch ball, etc...
- Priority main oiling system directs oil to main bearings first for more dependable lubrication.
31161112 is the 4.000 bore block
31161212 is the 4.125 bore block
And their will be no one peice seal blocks availiable because they have no rear main billet cap for one peice seal crank!!
We sell these blocks all machined to the customers specs and deck height and bore.
All our blocks are machined in a HAAS 4-axis CNC machining center.
We take the block remove the main caps and radius around the housing bores and deburr where the rear main bearing sets in, Chamfer around rhe freeze plug holes and rear cam plug.
Tap all oil galley holes deeper.
Relube and retourque mians and line hone to 2.6415
Deck to your desired deck height
Chamfer the head bolt holes.
Bore to desired size if needed
Plate hone and use the same gasket and hardware to be used in the final build
.904 lifter bores we would want the lifters their to fit them.
Cleaned ready to go!! Shipped any where in the U.S. for 75.00