Chevy ZZ572/620 Partial Engine
If you want a good foundation to build big block horsepower, look no further than the ZZ572 partial engine. You get the short block assembly of the ZZ572/620 horsepower engine from GM Performance. This gives you a 4 bolt main block with forged internals in an assembled package. You add your cam, timing chain, camshaft sprocket, oil pan, oil pump, or front cover. This gives you the chance to build a semi custom engine the way you want it.
Possible Applications
Possible Applications
- One Bad Hot Rod
- Wake up the neighbors
- Pure Mean
*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.
| ZZ572/620 TECH SPECS: |
|---|
| Part Number: |
12499190 |
| Engine type: | Chevy big-block V-8 |
| Displacement (cu in): | 572 |
| Bore x stroke (in): | 4.560 x 4.375 |
| Block (P/N 25534368): | Cast iron with 4-bolt main caps |
| Crankshaft (P/N 88961554): | Forged steel |
| Connecting rods (P/N 88962926): | Forged steel, shot peened |
| Pistons (P/N 88962925): | Forged aluminum |
| Maximum rpm: | 6000 |
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Part #:12499190
Installation Notes
- Clutch linkage boss is cast and machined in block, but must be drilled and tapped. When using cast iron exhaust manifolds, lower head bolts may need to be replaced with bolts with shorter heads, for clearance.
- Requires additional parts (not included).
- Gen VI tall-deck block has machined mechanical fuel pump boss
- Comes with a 14" automatic transmission flexplate. Requires internally balanced flywheel for manual transmission applications.
- Intended for pre-1977 street vehicles or all off-road vehicles.
- Not intended for marine applications.
- You do have a strong transmission and rear axle, don’t you?
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