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  SCAT-BASED Engine Kit - Chevy 421 Flat Top -4.0cc
  Chevy 421 Flat Top -4.0cc Scat-Based Engine Kit


 

Our Scat Based Engine Kits feature the best of both worlds. Our Engine Kit experts have combined SCAT Crankshafts, SCAT Connecting Rods, Probe Industries Forged Pistons, Perfect Circle Rings and Clevite Rod and Main Bearings for a wide array of stock and stroker applications for street and strip. Whether you are building a street machine, trying to win your class, or just refreshing your stock motor, these kits are right for you.

Forged Crank Ð H-Beam

  • Probe SRS Forged Pistons
  • SCAT Forged Steel Crankshafts (Std-weight)
  • SCAT Forged 4340 H-Beam Rods
  • Perfect Circle or Total Seal Race Rings
  • CL77-P Bearings


Item# Item Name Racer Price Qty Add
14775-SCA-071-C421 SCAT-BASED Engine Kit - Chevy 421 Flat Top -4.0cc (+.030") $1,838.99
14775-SCA-072-C421 SCAT-BASED Engine Kit - Chevy 421 Flat Top -4.0cc (+.040") $1,838.99
14775-SCA-070-C421 SCAT-BASED Engine Kit - Chevy 421 Flat Top -4.0cc (STD) $1,838.99
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Accessories:

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ItemRacer PriceAdd
$ 99.95




Technical Specs:
Item Code14775-SCA-070-C421
Vendor NameProbe Industries
Product TypeEngine Kit
Product ModelSCAT-Based
Engine Displacement (cu.in.)421
MakeChevy
Engine FamilyCHEVROLET - Small Block V8
BalancedNo
Piston ManufacturerProbe Industries
Piston Part Number14775
Piston Material2618-t61 Forged Aluminum
Piston Top TypeFlat Top
Piston Head Volume (CC)-4.0cc
Piston Base Bore4.125
Piston Compression Height (in)1.062
Ring TypeMoly-Pre Fit
Ring Part Number315-0032
Crankshaft ManufacturerScat
Crankshaft Part Number4-400-3875-6000
Crankshaft Balance TypeInternal
Crankshaft Material4340 Forged Steel
Crankshaft Stroke (in)3.875
Crankshaft Main Journal Size (in)2.648
Crankshaft Rod Journal Size (in)2.100
Connecting Rod ManufacturerScat
Connecting Rod Part Number2-350-6000-2100
Connecting Rod Material4340 Forged Steel
Connecting Rod Length (in)6.000
Connecting Rod TypeH-beam




Compression Ratio:
Part NumberCylinder Head Volume
58.0cc64.0cc68.0cc76.0cc
14775-03012.7711.8711.3510.44
14775-04012.8111.9211.3910.48
14775-STD12.6211.7411.2210.32

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Engine Kits > Chevrolet - 400 Small Block V8 > 421 cubic inches > Flat Top
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