SANDOVAL PERFORMANCE
Pontiac Crate Engines
CALL US @ (765)432-3554
Block and cylinder head preparation
From BUDGET to PRO STREET, each block starts out the same way...
Each block is:
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cleaned
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visually inspected
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magnafluxed
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deburred
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bored
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honed with a torque plate
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align honed
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zero decked
Blocks include:
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brass freeze plugs
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new cam bearings
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cam thrust plate
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Melling oil pump with 3/4" pickup
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New oil filter mount casting
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baffled oil pan
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Stainless steel dipstick tube
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New dipstick
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performance bearings

ALL engines and shortblocks utilize internally balanced rotating assemblies
Rotating assembly Features and prep
Budget Series 400's utilize:
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magnafluxed factory 400 crankshaft that has been checked for sizing and ground and/or polished as necessary
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forged 5140 steel I-beam connecting rods
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premium DSS, Icon, or equivalent forged pistons
Budget Series strokers include:
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Cast Eagle 4.25" stroke crankshaft
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forged 5140 I-beam connecting rods
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DSS, Icon, or equivalent forged pistons
Our premium builds come with:
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forged Eagle or Ohio Crankshaft 4340 forged steel crankshafts in 4.21", 4.25", and 4.5" strokes
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4340 forged H-beam connecting rods with ARP 8740 rod bolts
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premium DSS, Icon, or equivalent forged pistons
ALL builds utilize internally balanced rotating assemblies
Budget Cast Iron Cylinder Head Prep
Our cast iron heads are:
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thermally cleaned and blasted visually inspected
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magnafluxed
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heavy casting flash removed
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intake and deck surfaces inspected for erosion and/or flatness and corrected if necessary
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valve guides inspected and bronze wall guides installed if necessary
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performance valve job performed
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rocker studs converted to heavy duty 7/16" ARP studs
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heater hose fitting inspected and replaced if necessary
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machined for viton valve stem oil seals
Components include:
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NEW stainless steel valves
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Comp Cams valve spring retainers and locks
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new valve springs
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viton seals on intake AND exhaust
Modified Edelbrock Aluminum Cylinder Head Prep
Edelbrock aluminum heads are available in "out-of-the-box" condition or hand ported and assembled at SPI:
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hand ported for mild custom applications
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competition valve job performed
Features include:
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CNC combustion chambers on D-port heads
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hardened spring seats
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lightweight Comp Cams valve spring retainers
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heavy duty valve springs
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Ferrea stainless steel valves
We also offer Kauffman D-port and High Port cylinder heads for our higher output engines.