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LT1 WET SUMP CRATE ENGINE

LT1 WET SUMP CRATE ENGINE

QUALITY PARTS.
HIGH-CALIBER BUILD.

Offer Valid 1/1/24 to 12/31/24

$250 rebate* on the purchase of a Chevrolet Performance Transmission within 180 days of the purchase of any Chevrolet Performance Crate Engine**. Rebate amount dependent on the package purchased.

PARTS INTENDED FOR COMPETITION USE ONLY.
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PARTS INTENDED FOR COMPETITION USE ONLY.
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PROPOSITION 65 WARNING.
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PROPOSITION 65 WARNING.
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LT1, Next-Gen Small-Block 

Introduced on the seventh-generation Corvette Stingray, the LT1 6.2L opened the next chapter in the long, historic legacy of the Small-Block engine.

PART NO. 19328728

WhyBuy

460 HP @6000 RPM

WhyBuy

465 LB/FT @4600 RPM

LT1 Tech Specs

  • Part Number: 19328728
  • Engine Type: Direct Injection spark-ignition Gen-V Small-Block V-8
  • Displacement (cu. in.): 376 (6.2L)
  • Bore x Stroke (in.): 4.065 x 3.622 (103.25 x 92mm)
  • Block (P/N 12619171): Cast aluminum with 6-bolt nodular iron main bearing caps
  • Crankshaft: Forged steel
  • Connecting Rods: Forged powdered metal
  • Pistons: Hypereutectic Aluminum
  • Camshaft Type (P/N 12629512): Billet steel roller
  • Valve Lift (in.): .561 intake / .531 exhaust
  • Camshaft Duration (@0.050 in.): 242° intake / 244° exhaust
  • Cylinder Heads (P/N 12620544): Aluminum, rectangular port D/I
  • Valve Size (in.): 2.130 intake / 1.590 exhaust
  • Compression Ratio: 11.5:1
  • Rocker Arms (P/N 12619829 int): Investment-cast, roller trunnion
  • Rocker Arms (P/N 12619829 exh): Investment-cast, roller trunnion
  • Rocker Arm Ratio: 1.81:1
  • Recommended Fuel: Premium pump
  • Maximum Recommended rpm: 6600
  • Reluctor Wheel: 58X
  • Balanced: Internal

Advanced Combustion

The LT1 is architecturally similar to the LS family of engines, but with a unique block casting, cylinder head design, oiling system and more. The LT1 is offered with a wet-sump or dry-sump oiling system.

TRANSMISSION OPTIONS

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.

Project Cars

These passion projects were brought to life with a convenient Connect & Cruise Powertrain System.

1971 CORVETTE 

The legend continues. 

This 1971 Corvette proves it’s possible to improve on perfection with the 460-hp LT1 crate engine and T56 Super Magnum 6-speed transmission.

Installation Guides

Find everything from vital data about your engine’s capabilities to how to install it into your build.

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Mobil 1 is now The Official Motor Oil of Chevrolet Performance.

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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.