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  PRO STREET Engine Kit - Ford 521 Dish Top -33.3cc SCJ/Kaase
Ford 521 Dish Top -33.3cc Pro Street Kit

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The Pro-Street Engine Kits are capable of handling extremely high horsepower levels.Cog belt blowers, big power adders, and high rpm are the playground of our Pro-Street Engine Kits. Featuring forged steel crankshafts, lightweight forged steel connecting rods, and forged pistons. They provide an excellent level of reliability in a brutal environment.

Pro-Street kits Include:

  • Forged Pistons
  • CHP Forged Steel Crankshafts
  • CHP Forged 4340 H-Beam Rods
  • Total Seal Rings
  • King High Performance Engine Bearings

Item# Item Name CHP Price Qty Add
14804-030-PS-F521 PRO STREET Engine Kit - Ford 521 Dish Top -33.3cc (+.030")
14804-040-PS-F521 PRO STREET Engine Kit - Ford 521 Dish Top -33.3cc (+.040")
14804-060-PS-F521 PRO STREET Engine Kit - Ford 521 Dish Top -33.3cc (+.060")
14804-080-PS-F532 PRO STREET Engine Kit - Ford 521 Dish Top -33.3cc (+.080")
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Technical Specs:
Item Code14804-PS-F521
Vendor NameProbe Industries
Product TypeEngine Kit
Product ModelPro Street
Engine Displacement (
Engine FamilyFORD-LINCOLN-MERCURY - Big Block V8
Piston ManufacturerProbe Industries
Piston Part Number14804
Piston Material2618-t61 Forged Aluminum
Piston Top TypeDish Top
Piston Head Volume (CC)-33.3cc
Piston Base Bore (in)4.360
Piston Compression Height (in)1.350
Ring TypeMoly-Pre Fit
Crankshaft VendorProbe Industries
Crankshaft Part Number13631
Crankshaft Material4340 Forged Steel
Crankshaft Stroke (in)4.300
Crankshaft Main Journal Size (in)3.000
Crankshaft Rod Journal Size (in)2.200
Connecting Rod VendorProbe Industries
Connecting Rod Part Number10086
Connecting Rod Material4340 Forged Steel
Connecting Rod Length (in)6.800
Connecting Rod TypeH-Beam
NotesDesigned for SCJ-A and Kaase P-51 heads only.

Compression Ratio:
Part NumberCylinder Head Volume

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