ls376/515

LS376/515 

Big power for late-model vehicles

Using the LS3 engine as its foundation, the LS376/515 crate engine adds a racing-derived ASA Hot Cam and a carbureted intake system.

PART NO. 19369335

WhyBuy

533 HP @6600 RPM

WhyBuy

477 LB/FT @5200 RPM

For street or strip 

The assembly includes an SS oil pan and LS3 cylinder heads, with high-flow, rectangular-port intake passages, as well as our unique, spider-type carburetor intake manifold.

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.  

Installation Guides

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

LS376-515 Tech Specs

  • Part Number: 19369335
  • 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 92 mm)
  • Block (P/N 12623967): Cast-aluminum with six-bolt, cross-bolted main caps
  • Crankshaft (P/N 12597569): 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 (@.050 in.): 226° intake / 236° exhaust
  • 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 12569167 int): Investment-cast, roller trunnion
  • Rocker Arms (P/N 10214664 exh): Investment-cast, roller trunnion
  • Rocker Arm Ratio: 1.7:1
  • Recommended Fuel: Premium pump
  • Maximum Recommended rpm: 6600
  • Reluctor Wheel: 58X
  • Balanced: Internal

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