4B11 MITSUBISHI Billet cam cap. We have designed these to replace the factory front cam cap which is just not up to the job & prone to cracking. The billet replacement we have designed & manufactured in house from T6 billet aluminium to withstand the highest stresses for all applications. Please note machining is required to fit to cylinder head which we offer as a s service in house or you can use an engine machine shop of your convenience
