dr525

DR525

Through February 28, get a $250 mail-in rebate on sealed engines, including CT350, CT400, CT525, and DR525.

Big power for LSX stock drag racing

The DR525 sealed drag racing crate engine signals an important advancement for drag racing, enabling exciting heads-up racing at a lower cost than custom-built engines.

$19,157 MSRP

PART NO. 19329009

WhyBuy

525 HP @6200 RPM

WhyBuy

494 LB/FT @4400 RPM

Fuel-injected powerhouse 

The DR525 is designed as the spec engine for NMCA’s LS Stock racing class in the LSX Showdown Challenge Series. The 6.2L (376 cubic inches) naturally aspirated engine is rated at 525 horsepower with 498 lb.-ft.torque, and features several tamper-proof seals to ensure class compliance.

Installation Guides

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

DR525 Tech Specs

  • Part Number: 19329009
  • Engine Type: LS-Series Gen-IV 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 12623967): Cast aluminum with 6-bolt, cross-bolted main caps
  • Crankshaft (P/N 12685659): Nodular iron
  • Connecting Rods (P/N 12607475): Powdered metal
  • Pistons (P/N 19207287): Hypereutectic aluminum
  • Camshaft Type (P/N 88958770): Hydraulic roller
  • Valve Lift (in.): .525 intake / .525 exhaust
  • Camshaft Duration (@0.050 in.): 226° intake / 236° exhaust
  • Water Pump (P/N 12604630): LS3
  • Cylinder Heads (P/N 12629063): Aluminum L92-style port; “as cast” with 68-cc chambers
  • Valve Size (in.): 2.165 intake / 1.590 exhaust
  • Compression Ratio: 10.7:1
  • Rocker Arms (P/N 12669995 int): Investment-cast, roller trunnion
  • Rocker Arms (P/N 12681275 exh): Investment-cast, roller trunnion
  • Rocker Arm Ratio: 1.7:1
  • Recommended Fuel: Premium pump
  • Maximum Recommended rpm: 6,600
  • Reluctor Wheel: 58X
  • Balanced: Internal

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  • See participating U.S. dealer or authorized powertrain reseller for details and rebate form, which must be postmarked by 3/31/18. Rebate offer not available with other offers. Rebate form and details available at chevrolet.com/performance/offers. Allow 6 to 8 weeks for delivery of debit card. Offer valid 2/1/18 to 2/28/18.

  • The Manufacturer's Suggested Retail Price excludes tax, shipping and installation. Individual retailer pricing may vary. Please see your local dealer or retailer for details.

  • The Manufacturer's Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees and optional equipment. Click here to see all Chevrolet vehicles' destination freight charges.

  • The Manufacturer's Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees and optional equipment. Click here to see all Chevrolet vehicles' destination freight charges.

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  • Do not use summer-only tires in winter conditions, as it would adversely affect vehicle safety, performance and durability. Use only GM-approved tire and wheel combinations. Unapproved combinations may change the vehicle’s performance characteristics. For important tire and wheel information, go to my.chevrolet.com/learn/tires or see your dealer.

  • The Manufacturer's Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees and optional equipment. Click here to see all Chevrolet vehicles' destination freight charges.