Part Number
CNC-604-1SRP

SB Chevy 383 / GM 604 Crate Engine Rotating Assembly Kit - SRP Pistons

GM 604 383 Stroker Cheater kit, Scat Cast Steel Crankshaft 3.750 Stroke, Scat 6.0 Rods, SRP 604 Forged -4.5cc Pistons, Bearings & Rings Included

$1,382.95
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⚠ PROP 65 WARNING
⚠ WARNING: This product can expose you to chemicals, which are known to the State of California to cause cancer. Please contact us to obtain a list of harmful chemicals. For more information, go to www.P65Warnings.ca.gov.
Image is a representation of this item. Actual item may vary.
Specifically designed for the GM 602, 350/383 Stroker Cheater Rotating assembly kit
Scat 9000 Cast steel replacement 3.750 stroke crankshaft (1 Piece Rear Seal)
Scat 4340 forged steel 6.0 Bushed I-Beam rods with 3/8 ARP rod bolts
SRP 604 Replacement Forged -4.5cc pistons with file fit performance rings (1.2, 1.5, 3.0mm)
Clevite P Series rod and main bearings.
This kit is not balanced, Internal / External balancing required before installation.

Compression Ratio with 58cc heads: 11.8:1
Compression Ratio with 64cc heads: 11.0:1
Compression Ratio with 70cc heads: 10.3:1

Balanced assembly option will included a new flexplate
This compression ratio is not stock for the 604, however the piston top valve relief is.
More Information
Price $1,382.95
Vehicle Make Chevy SB
Balanced Assembly No
Balance Type Internal/External
Crankshaft Material Cast Steel
Crankshaft Stroke 3.750
Piston Brand SRP
Piston Type Flat Top
Rod Length 6.000
Rear Main Seal 1 Piece
Piston Material Forged
Custom Notices ⚠ PROP 65 WARNING
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