QUALITY PARTS.
HIGH-CALIBER BUILD.
Offer Valid 1/1/24 to 12/31/24
$250
Our baddest Big-Block engine
Proving the adage there’s no replacement for displacement, the ZZ572/620 is the ultimate expression of Chevrolet Performance’s engineering capability.
PART NO. 19331583
621 HP @5400 RPM
645 LB-FT @4200 RPM
Built to dominate
We build the ZZ572/620 with huge 4.560-inch bores and a 4.375-inch stroke. Strength comes from a latest-generation tall-deck block casting with four-bolt main caps and an all-forged rotating assembly.
Connect & Cruise Powertrain System
Connect & Cruise Crate Powertrain Systems provide factory-matched engine-and-transmission combinations that include specially calibrated controllers and wire harnesses designed for retrofit installations in older vehicles.
†Parts and labor warranty when installed by a GM Dealer or qualified installing independent Service Center (ISC) or when sold over the counter and REPAIRED by a GM Dealer or qualifying ISC. Parts only when consumer repaired or installed in non-highway application. Coverage limited to defects in material and/or workmanship of the specific part only. Warranty valid when all required components are installed on the same vehicle and purchased on one invoice.
††Must be purchased from a participating U.S. dealer or Chevrolet Performance Authorized Reseller. Mail-in rebate offer not available with other offers. See gmpartsrebates.com for details, applicable rebate amounts, and rebate form. Rebates must be submitted by 1/31/25. Rebates may be submitted over two invoices within 120 days of each other. Allow 6 to 8 weeks for delivery of debit card. Offer valid 1/1/24 to 12/31/24.
Unless specifically noted to the contrary herein, vehicles equipped with Chevrolet Performance parts that are emissions-related may not meet U.S., Canadian, and state and provincial laws and regulations relating to motor-vehicle emissions. These parts are designed and intended for use in vehicles operated exclusively for competition: in racing or organized competition on courses separate from public streets or highways. Visit www.chevroletperformance.com/emissions for more details. Rebate form and details available at chevrolet.com/performance/offers.
Installation Guides
Find everything from vital data about your engine’s capabilities to how to install it into your build.
ZZ572/620 Deluxe Tech Specs
- Part Number: 19331583
- Engine Type: Chevy Tall Deck Big-Block V-8
- Displacement (cu. in.): 572
- Bore x Stroke (in.): 4.560 x 4.375
- Block (P/N 19212195): Cast-iron with four-bolt main caps
- Crankshaft (P/N 88961554): Forged steel
- Connecting Rods (P/N 88962926): Forged steel, shot peened
- Pistons (P/N 88962925): Forged aluminum
- Camshaft Type (P/N 19210721): Hydraulic roller
- Camshaft Lift (in.): .632 intake / .632 exhaust
- Camshaft Duration (@.050 in.): 254° intake / 264° exhaust
- Cylinder Heads (P/N 12499255): Aluminum rectangular port, 118-cc chambers
- Valve Size (in.): 2.250 intake / 1.880 exhaust; stainless steel
- Compression Ratio: 9.6:1
- Rocker Arms (P/N 12361323): Aluminum roller style
- Rocker Arm Ratio: 1.7:1
- Distributor (P/N 88961867): HEI
- Carburetor (P/N 19170095): 850-cfm
- Water Pump (P/N 19168602): Aluminum, short-style
- Spark Plugs and Wires: Included
- Flexplate (P/N 12561217): 14"
- Recommended Fuel: Premium pump
- Ignition Timing: 36° Total @ 4,000
- Maximum Recommended rpm: 6000
- Balanced: Internal
Mobil 1 is now The Official Motor Oil of Chevrolet Performance.
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