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You are here: Home > Cylinder Heads > ProMAXX Cylinder Heads > Chevrolet _ LS Series
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ProMAXX Cylinder Heads
ProMAXX C/H_Shocker_GM LS1_227cc_2.080/1.600_59cc_Bare Head
Price $1,601.00

P/N: PMX-2038
  • GM Castings
  • Bare Head
  • 227cc Intake Runner
  • CNC Precision Machined
  • CNC Ported
  • 59cc Combustion Chamber
Assembled heads feature 21-4N, back cut swirl polished, 1 piece stainless steel valves more info
ProMAXX Cylinder Heads
ProMAXX C/H_Shocker_GM LS2/LS6_227cc_Stage II CNC Port_2.020/1.570_59cc_Bare Head
Price $1,601.00

P/N: PMX-2028
  • GM Castings
  • Bare Head
  • 227cc Intake Runner
  • CNC Precision Machined
  • CNC Ported
  • 59cc Combustion Chamber
Assembled heads feature 21-4N, back cut swirl polished, 1 piece stainless steel valves more info
ProMAXX Cylinder Heads
ProMAXX C/H_Shocker_GM LS2/LS6_227cc_Stage II CNC Port_2.020/1.570_64cc_Bare Head
Price $1,601.00

P/N: PMX-2012
  • GM Castings
  • Bare Head
  • 227cc Intake Runner
  • CNC Precision Machined
  • CNC Ported
  • 64cc Combustion Chamber
Assembled heads feature 21-4N, back cut swirl polished, 1 piece stainless steel valves more info
ProMAXX Cylinder Heads
ProMAXX C/H_Shocker_GM LS2/LS6_227cc_Stage II CNC Port_2.020/1.570_64cc_Hydraulic Roller_.600 Lift_Steel Retainers
Price $1,911.00

P/N: PMX-2013
  • GM Castings
  • Hydraulic Roller_.650 Lift
  • 227cc Intake Runner
  • CNC Precision Machined
  • CNC Ported
  • 64cc Combustion Chamber
Assembled heads feature 21-4N, back cut swirl polished, 1 piece stainless steel valves more info
ProMAXX Cylinder Heads
ProMAXX C/H_Shocker_GM LS2/LS6_227cc_Stage II CNC Port_2.080/1.600_59cc_Hydraulic Roller_.650 Lift_Steel Retainers
Price $1,911.00

P/N: PMX-2029
  • GM Castings
  • Hydraulic Roller_.650 Lift
  • 227cc Intake Runner
  • CNC Precision Machined
  • CNC Ported
  • 59cc Combustion Chamber
Assembled heads feature 21-4N, back cut swirl polished, 1 piece stainless steel valves more info
ProMAXX Cylinder Heads
ProMAXX C/H_Shocker_GM LS2/LS6_227cc_Stage II CNC Port_2.080/1.600_64cc_Bare Head
Price $1,601.00

P/N: PMX-2014
  • GM Castings
  • Bare Head
  • 227cc Intake Runner
  • CNC Precision Machined
  • CNC Ported
  • 64cc Combustion Chamber
Assembled heads feature 21-4N, back cut swirl polished, 1 piece stainless steel valves more info
ProMAXX Cylinder Heads
ProMAXX C/H_Shocker_GM LS2/LS6_227cc_Stage II CNC Port_2.080/1.600_64cc_Hydraulic Roller_.650 Lift_Steel Retainers
Price $1,911.00

P/N: PMX-2015
  • GM Castings
  • Hydraulic Roller_.650 Lift
  • 227cc Intake Runner
  • CNC Precision Machined
  • CNC Ported
  • 64cc Combustion Chamber
Assembled heads feature 21-4N, back cut swirl polished, 1 piece stainless steel valves more info
ProMAXX Cylinder Heads
ProMAXX C/H_XXtreme_GM LS1/LS2_225cc_2.125/1.600_59cc_Cathedral Port_4.000 Large Bore_Hydraulic Roller_.650 Lift_Tool Steel Retainers_PAC Springs
Price $2,410.00

P/N: PMX-3156P
  • 356-T6 Aluminum Casting
  • Cathedral Port
  • Hydraulic Roller_.650 Lift
  • PAC Valve Springs
  • Tool Steel Retainers
  • 255cc Intake Runner
  • CNC Precision Machined
  • 59cc Combustion Chamber
Assembled heads feature 21-4N, back cut swirl polished, 1 piece stainless steel valves more info
ProMAXX Cylinder Heads
ProMAXX C/H_XXtreme_GM LS1/LS2_225cc_2.125/1.600_63cc_Cathedral Port_4.000 Large Bore_Hydraulic Roller_.650 Lift_Tool Steel Retainers_PAC Springs
Price $2,410.00

P/N: PMX-3151P
  • 356-T6 Aluminum Casting
  • Cathedral Port
  • Hydraulic Roller_.650 Lift
  • PAC Valve Springs
  • Tool Steel Retainers
  • 255cc Intake Runner
  • CNC Precision Machined
  • 63cc Combustion Chamber
Assembled heads feature 21-4N, back cut swirl polished, 1 piece stainless steel valves more info
ProMAXX Cylinder Heads
ProMAXX C/H_XXtreme_GM LS1/LS2_240cc_2.080/1.600_59cc_Rectangular Port_3.898 Small Bore_Bare Head
Price $1,609.00

P/N: PMX-3345
  • 356-T6 Aluminum Casting
  • Rectangular Port
  • Bare Head
  • 240cc Intake Runner
  • CNC Precision Machined
  • 59cc Combustion Chamber
Assembled heads feature 21-4N, back cut swirl polished, 1 piece stainless steel valves more info