Water jacket modifications
now bores greater than 4.25" can be used without any modifications
required to the water jackets.
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Siamese cylinder
bores allow up to 4.400" bores with .230" wall
thickness giving excellent cylinder integrity.
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All steel registered
main caps
including splayed four bolt on the three center mains add rigidity.
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Main webs
thickened to the maximum space available for added strength.
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Cam tunnels
with enough meat to be taken out to big block Ford size for radical roller
profiles.
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Wider pan rails
for better oil pan gasket sealing and gasket retention.
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Thicker deck
surfaces provide added strength and aid in cylinder head sealing.
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Solid lifter galley
with drilled oil returns prevent lifter bore breakage and add strength.
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Improved oiling
adds longevity and helps prevent front main bearing
"starvation".
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Redesigned cooling
helps you keep your cool.
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Bottom of the block
is solid to the bend above the pan rail for added strength.
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"Flats"
at the back of the block provide a pick up point for special cooling
situations.
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Dual bell housing
bolt patterns for both Pontiac and "corporate"
housings.
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Lifter bores
are deeper to allow use of "corporate" lifters.
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Bottoms of
cylinders are notched to clear strokes up to 4.75". A
5.0" stroke is possible with some grinding.
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Head bolt bosses
are tied to cylinder walls and exterior block walls for added strength.
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Oil filter passages
are threaded for easy remote filter mounting.
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Oil pump passages
have corner plugs at 90 degree turns to reduce flow restriction.
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Threaded front
external oil passage for lubricating superchargers or turbo.
 | Block uses
both standard Pontiac 2 bolt & 3 bolt motor mount patterns
fitting virtually all 1964+ later Pontiac V8 applications.
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Standard deck
height block is available with 3" mains. 3 1/4" available
as an option.
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Freeze plugs
screw-in style
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