ZZ Series Deluxe Crate Engine – Chevrolet Performance ZZ572/620 Series Engine
Original price was: $25,210.13.$19,664.69Current price is: $19,664.69.
- 621 hp @ 5,400 rpm/645 lb.-ft. @ 4,200 rpm
- High-flow rectangular-port aluminum cylinder heads
- Chevrolet Performance aluminum single-plane intake manifold
- 850-cfm carb, distributor with wires, water pump and balancer
ZZ572/620 Deluxe Crate Engine
Are you looking for the meanest, strongest street engine around? Then look no further. The Chevrolet ZZ572/620 is legendary – mostly for its eye-popping 621 horsepower and 645 pound feet of torque – yes 645 lb ft of torque! And best of all – the fine folks at Karl Kustoms will make sure your engine is ready to go right out of the crate. It even includes a 24-month or 50,000 mile warranty. The big block is back.
The Chevrolet Performance ZZ572/620 crate engine features:
- High flow rectangular port heads
- Huge 4.560-inch bores and a 4.375-inch stroke
- Latest-generation tall-deck block casting with four-bolt main caps
- Forged rotating assembly
When you are ready to step up to massive power and legendary performance, Karl Kustoms is ready to help you on your drive from ho-hum to whoa-baby!
If you are looking for power, performance, a personal touch and a company that knows what it’s doing and has been doing it the right way for a long time, look no further than Karl Kustoms!
What’s Included
- 850-cfm carburetor
- HEI distributor
- Aluminum water pump
- Can’t-miss-em orange powder-coated valve covers
Important Notes
- Requires addition of starter and fuel pump (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
- Designed for pre-1976 street vehicles or any off-road vehicle
- Not intended for marine applications
| Weight | 680 lbs |
|---|---|
| Brand | |
| Replaces/Supersedes | 19201333 |
ZZ572/620 Tech Specs
- P/N: 19331583
- Power: 621 hp @ 5400 rpm / 645 lb.-ft. @ 4200 rpm
- Engine Type: Chevy Tall Deck Big-Block V-8
- Displacement (cu. in.): 572
- Bore x Stroke (in.): 4.560 x 4.375
- Block: Cast-iron with four-bolt main caps (P/N 19212195)
- Crankshaft: Forged steel (P/N 88961554)
- Connecting Rods: Forged steel, shot peened (P/N 88962926)
- Pistons: Forged aluminum (P/N 88962925)
- Camshaft Type: Hydraulic roller (P/N 19210721)
- Camshaft Lift (in.): .632 intake / .632 exhaust
- Camshaft Duration (@.050 in.): 254° intake / 264° exhaust
- Cylinder Heads: Aluminum rectangular port, 118-cc chambers (P/N 19331429)
- Valve Size (in.): 2.250 intake / 1.880 exhaust; stainless steel
- Compression Ratio: 9.6:1
- Rocker Arms: Aluminum roller style (P/N 19210726)
- Rocker Arm Ratio: 1.7:1
- Distributor: HEI (P/N 88961867)
- Carburetor: 850-cfm (P/N 19170095)
- Water Pump: Aluminum, short-style (P/N 19168602)
- Spark Plugs and Wires: Included
- Flexplate: 14″ (P/N 12561217)
- Recommended Fuel: Premium pump
- Ignition Timing: 36° Total @ 4,000
- Maximum Recommended rpm: 6000
- Balanced: Internal
Chevrolet Performance Crate Engines carry a 24 Month or 50,000-mile warranty (whichever comes first) when installed by a qualified independent service center. Chevrolet Performance Crate Engines also come with a 30-day start-up warranty (parts only).
There are some additional limitations on the warranty – please see the official GM warranty documentation for more information.
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WARNING: These auto parts can expose you to chemicals including phthalates and lead. Installing or using these parts can expose you to other parts containing these chemicals and to engine exhaust, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
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