Matched Pair (2) Bare Cylinder Heads
for GM 4.3L V6 Vortec

VALUE SET: INCLUDES TWO CYLINDER HEADS

Complete Engine Set

Ensure balanced performance for your engine rebuild with this matched set of two (2) bare cylinder heads. Engineered specifically for the 4.3L (262 CID) V6 Vortec, these heads feature high-density cast iron construction for maximum thermal resistance.

Technical Specifications

Quantity	Set of 2 (Pair)
Casting Number	12557113 / 12557114
Material	High-Strength Cast Iron
Intake Pattern	8-Bolt Design (1996-2014)
Combustion Chamber	64cc

Compatibility

For Chevrolet: Silverado 1500, S10, Blazer, Astro Van, Express (1996-2014)

For GMC: Sierra 1500, Sonoma, Jimmy, Safari, Savana (1996-2014)

Marine: Compatible with 4.3L Vortec (Mercruiser, Volvo Penta, OMC)

CRITICAL FITMENT NOTE: These heads utilize the 8-bolt vertical intake pattern common from 1996-up. They will NOT fit 1995 and older 12-bolt intake engines. Always verify your original casting number 12557113.

Logistics Notice: Due to the heavy weight of cast iron, this set may be shipped in two separate parcels. You will receive tracking information for both packages to ensure safe delivery.

After-Sales Service