Racers demand more when purchasing engine components.

ProBlock^tm is a line of professionally prepared GM blocks. These castings offer quality, convenience and value.
Each begins with selected, seasoned cores, carefully inspected for flaws. Less than 50% of blocks will pass our test of quality.
From start to finish, our commitment is to provide our customers with blocks that will be the foundation of their engine program.

This is a partial list of the operations involved in producing the finest quality, ready-to-assemble block in the Industry.

All blocks are:

• 4 Bolt Seasoned Cores
• Checked for excessive core shift
• Magnafluxed
• Bored and Honed
• Flat Decked
• Line Bore Tested
• Starter Holes Updated
• Dowel Pins Installed
• All Holes Tapped
• Pressure tested
• Durabond HP cam Bearings Installed
• Brass Frost Plugs Installed

Completely prepped and ready to assemble. No core required.
$549.00
These are in stock and will ship the same day if your order is called in by 3 p.m.

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ProBlock^tmStage 2 Blocks include all the quality machine work and parts that the Stage 1 blocks receive. To handle the higher horsepower and RPM needed, the stage 2 blocks are the "Best of the Best". additional work and parts include:

• 18 degree 1045 Steel Billet caps installed
• Arp Main Bolts
• Truedeck to 9.010 with BHJ Fixture
• Torque Plate Hone
• Plateau Hone
• Valley Painted
• Align Bored
• Sonic Tested

Only $899.00

400 Block are also available and sold as a Stage 2 series only.
These are priced at $1199.00 and are available on a first come, first serve basis.
If you know you will be needing one, please call us with an advanced notice of 30 days.

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All blocks are bored to a standard size +001. This accomodates most piston manufactures on their specifications. Stroke blocks are also available. These blocks have all the same operations done except the cam bearings are not installed. The customer must clearance his rotating assembly, wash the block and install the cam bearings. We provide an installation tool which is a $49.00 value for free.

With ProBlock^tm, you don't have to invest in having a spare motor sitting around the garage. If you need a quality engine now, simply purchase a rotating kit from one of our sister shops then call us. We will ship out a quality, ready to assemble block the same day.

email us at sales@theenginestore.com