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12634128 Genuine GM Cylinder Head Assembly For 2.4L L4

P/N: 12634128 Manufactured by: GM
Original price $1,020.00 - Original price $1,020.00
Original price
$1,020.00
$1,020.00 - $1,020.00
Current price $1,020.00
4 in Stock
Condition: New
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Description

The 12634128 cylinder head assembly is a machined GM component designed for 2.4L inline-four gasoline and flex fuel engines. It forms the upper portion of the combustion chamber while supporting the valves, ports, and airflow passages needed for proper engine operation.

Vehicle Compatibility

Year Vehicle Engine Trims
2017 Buick Regal 2.4L L4 Flex, 2.4L L4 Gas Base
2017 Buick Verano 2.4L L4 Flex, 2.4L L4 Gas Base, Leather, Sport Touring
2017 Chevrolet Equinox 2.4L L4 Flex, 2.4L L4 Gas L, LS, LT, Premier
2017 GMC Terrain 2.4L L4 Flex, 2.4L L4 Gas Denali, SL, SLE, SLT
2016 Buick LaCrosse 2.4L L4 Electric/Gas Base, Leather
2016 Buick Regal 2.4L L4 Electric/Gas, 2.4L L4 Flex, 2.4L L4 Gas Base, Premium
2016 Buick Verano 2.4L L4 Flex, 2.4L L4 Gas Base, Convenience, Leather, Sport Touring
2016 Chevrolet Equinox 2.4L L4 Flex, 2.4L L4 Gas L, LS, LT, LTZ
2016 GMC Terrain 2.4L L4 Flex, 2.4L L4 Gas Denali, SL, SLE, SLT
2015 Buick LaCrosse 2.4L L4 Electric/Gas Base, Leather
2015 Buick Regal 2.4L L4 Electric/Gas, 2.4L L4 Flex Base, Premium
2015 Buick Verano 2.4L L4 Flex Base, Convenience, Leather
2015 Chevrolet Captiva Sport 2.4L L4 Flex LS, LT, LTZ
2015 Chevrolet Equinox 2.4L L4 Flex, 2.4L L4 Gas LS, LT, LTZ
2015 GMC Terrain 2.4L L4 Flex, 2.4L L4 Gas Denali, SL, SLE, SLT
2014 Buick LaCrosse 2.4L L4 Electric/Gas Base, Leather
2014 Buick Regal 2.4L L4 Electric/Gas Base, Premium
2014 Buick Verano 2.4L L4 Flex Base, Convenience, Leather
2014 Chevrolet Captiva Sport 2.4L L4 Flex LS, LT, LTZ
2014 Chevrolet Equinox 2.4L L4 Flex, 2.4L L4 Gas LS, LT, LTZ
2014 Chevrolet Impala 2.4L L4 Electric/Gas Eco
2014 Chevrolet Malibu 2.4L L4 Electric/Gas Eco
2014 GMC Terrain 2.4L L4 Flex, 2.4L L4 Gas Denali, SLE, SLT
2013 Buick LaCrosse 2.4L L4 Electric/Gas Base, Leather
2013 Buick Regal 2.4L L4 Electric/Gas Base, Premium
2013 Chevrolet Captiva Sport 2.4L L4 Flex LS, LT, LTZ
2013 Chevrolet Equinox 2.4L L4 Flex, 2.4L L4 Gas LS, LT, LTZ
2013 Chevrolet Malibu 2.4L L4 Electric/Gas Eco
2013 GMC Terrain 2.4L L4 Flex, 2.4L L4 Gas Denali, SLE, SLT
2012 Buick Regal 2.4L L4 Electric/Gas, 2.4L L4 Flex Base, Premium
2012 Buick Verano 2.4L L4 Flex Base, Convenience, Leather
2012 Chevrolet Captiva Sport 2.4L L4 Flex LS
2012 Chevrolet Equinox 2.4L L4 Flex, 2.4L L4 Gas LS, LT, LTZ
2012 GMC Terrain 2.4L L4 Flex, 2.4L L4 Gas SLE, SLT
2011 Buick Regal 2.4L L4 Gas CXL
2011 Chevrolet Equinox 2.4L L4 Gas LS, LT, LTZ
2011 GMC Terrain 2.4L L4 Gas SLE, SLT
2010 Chevrolet Equinox 2.4L L4 Gas LS, LT, LTZ
2010 GMC Terrain 2.4L L4 Gas SLE, SLT


General Specifications

Condition New
Part Number 12634128
Brand GM
Part Type Cylinder Head Assembly
Years 2010–2017
Engine 2.4L L4 (Flex, Gas, Electric/Gas)
Part Description Head Assembly, Cyl (Machining)
Dimensions 28.3 x 19.9 x 11.4 inches
Weight 40.90 Pounds


Product Features

The 12634128 cylinder head assembly is built to match factory performance and installation requirements:

  • Machined GM cylinder head designed for 2.4L L4 engine applications
  • Combustion chamber surfaces maintain proper compression sealing
  • Valve seats and port geometry follow original factory airflow design
  • Internal passages allow correct coolant and oil circulation
  • Built to GM specifications for mounting alignment and fit
  • Structural casting matches original equipment configuration

Application Notes

The 12634128 cylinder head assembly is intended for GM vehicles equipped with the 2.4L L4 engine listed above. Installation requires correct torque procedure and proper head gasket and bolt selection for the engine.

Always verify part number, engine configuration, and cylinder head compatibility before installation.

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