Discontinued product. Contact dealer for availability.

350/265 BASE 


KICK YOUR PERFORMANCE
INTO OVERDRIVE.

OFFER VALID 1/1/22 TO 12/31/22.

$250 rebate on the purchase of a Chevrolet Performance Transmission within 180 days after the purchase of any Chevrolet Performance Crate Engine

KICK YOUR PERFORMANCE
INTO OVERDRIVE.

OFFER VALID 1/1/22 TO 12/31/22.

$250 rebate on the purchase of a Chevrolet Performance Transmission within 180 days after the purchase of any Chevrolet Performance Crate Engine

PARTS INTENDED FOR COMPETITION USE ONLY.
Click for more details.

PARTS INTENDED FOR COMPETITION USE ONLY.
Click for more details.

PROPOSITION 65 WARNING.
Click for more details.

PROPOSITION 65 WARNING.
Click for more details.

Budget Small-Block power

This assembly is an economy-minded alternative to rebuilding Gen 0-type 265-400-cubic-inch Small-Block engines. It’s assembled with all-new, premium components, including a brand-new block with four-bolt main caps—a strength-enhancing feature most original and core 350 engines don’t have.

PART NO. 19420194

RPM Icon

265 HP @4300 RPM

Torque Icon

351 LB-FT @3300 RPM

An affordable alternative to rebuilding

The 350/265 Base is assembled with all-new, premium components, including a brand-new block with four-bolt main caps — a strength-enhancing feature most original and core 350 en¬gines don’t have. This all-new assembly is delivered with the oil pan and timing cover. It is also internally balanced and features the pre-1986-style two-piece rear main seal.

Installation Guides

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

Installation Guides 

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

350/265 Base Tech Specs

  • Part Number: 19420194
  • Engine Type: Chevy Small-Block V-8 (Gen 0)
  • Displacement (cu in): 350
  • Bore x Stroke (in): 4.000 x 3.480
  • Block (P/N 10066034): Cast iron with 4-bolt main cap
  • Crankshaft (P/N 93426651): Nodular iron
  • Connecting Rods (P/N 10108688): Powdered metal steel
  • Pistons (P/N 93422884): Cast aluminum
  • Camshaft Type (P/N 14060651): Hydraulic flat tappet
  • Valve Lift (in): .385"intake/.403"exhaust
  • Camshaft Duration (@.050 in): 194º intake / 202º exhaust
  • Camshaft Lobe Separation Angle: 112º
  • Cylinder Heads (P/N 93438649): Iron, 76cc chambers
  • Valve Size (in): 1.94 intake / 1.50 exhaust
  • Compression Ratio: 8.0:1
  • Rocker Arms (P/N 10089648): Stamped steel
  • Rocker Arm Ratio: 1.5:1 (offset intake)
  • Recommended Fuel: Regular
  • Maximum Recommended RPM: 5,100 rpm Max
  • Balanced: Internal

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.