M-6049-GT GT heads feature a reduced size lash adjuster allowing for a raised intake port, creating a more direct intake path These heads are the final revision of the 2000 Cobra R heads The most durable highest flowing modular engine cylinders heads available Bare head used on M-6007-R50 Grand Am cup race engine Fully loaded assembly 37mm intake valves, 32mm exhaust valves Intake valve lift: 11.2mm, exhaust valve lift: 11.5mm

Photos are representative only and do not necessarily depict the actual part. Specifications may vary. Please inquire if you have questions.