Brian Crower intake valves for Toyota 1JZ-GTE and Lexus 1JZ-GE are specified at 33.0mm with a +1.0mm head diameter increase. These intake valves are listed as a direct valve component for the 1JZ series and are presented for engine builders replacing intake valve components to match head modifications or to refresh valvetrain parts on the specified engines.
Brian Crower Toyota 1JZGTE/Lexus 1JZGE 33.0mm (+ 1.0mm Head Dia) Intake Valves