Project GrrMaro Episode 9 - Katech 427 LS3 Heads

Michele and Brett got the heads back from Katech and a bunch of other goodies ! Watch as they unbox it all and go over the benefits for our 427 LS3 build ! Please Subscribe to the channel and drop a comment down below ! www.katechengines.com Parts List Valve Covers - https://store.katechengines.com/cast-... Relocation Kit - https://store.katechengines.com/coil-... CNC Port LS3 Heads - https://store.katechengines.com/cnc-p... Competition Valve Job - https://store.katechengines.com/compe... Hand Blend & Bowl Blend - https://store.katechengines.com/hand-... Custom Logo - https://store.katechengines.com/custo... Oil Pump - https://store.katechengines.com/gen-3... Ported Throttle Body - https://store.katechengines.com/ls3ls... C5-R Timing Chain - https://store.katechengines.com/c5-r-... Billet Tensioner - https://store.katechengines.com/bille...