Cummins Engine Swap Kits


CMW Trucks - 1947 - 1972 Chevy Truck Parts


 

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ZZ4 350 Partial Engine

Want a replacement partial engine for your ZZ-series engine? This partial Chevy crate engine includes the ZZ4’s forged steel crankshaft and comes with LT1-style pistons and connecting rods. It does not include the camshaft, cylinder heads, lifters, timing set, front cover, oil pump, oil pan, balancer, or flexplate.

NOTE: Intended for pre-1977 street vehicles and all off-road vehicles. Not intended for marine use.

Possible Applications*

  • Get that low 12-second bracket car going
  • A new bullet for your Friday night cruiser
  • A vintage Chevy that deserves a new heart

*Applications have not been validated. They are merely suggestions of how you might enjoy your GM Performance Parts crate engine. Some applications may affect engine warranty. See specific warranty information. Some applications may not be emission legal; check state and local ordinances.

ZZ4 350 PARTIAL TECH SPECS:
Part Number: 12561723
Engine type: Chevy small-block V-8
Displacement (cu in): 350
Bore x stroke (in)cf6 : 4.00 x 3.48
Block (P/N 10105123): Cast iron with 4-bolt main caps
Crankshaft (P/N 12556307): Forged steel
Connecting rods (P/N 10108688): Powdered metal steel
Pistons (P/N 10159436): High-silicon aluminum with offset pins

Chevy Performance 350 ZZ4 Partial GM Crate Engine

Part #:12561723


Installation Notes

  • Intended for pre-1977 street vehicles or all off-road vehicles.
  • Not intended for marine use.
  • NOTE: Distributor with melonized steel gear MUST be used with long blocks and partial engines with steel camshafts, or engine damage will occur.