Scott Drake Heater Core - Passenger Side Inlet - Passenger Side Outlet - Extended Ports - Ford Mustang 1964-68 H778C42XS Big GM inlet thread is

Big GM inlet thread is 7/16"-20

20MM fitting For A Low Oil Warning Sender (Purchase 22-405 Plug if not using sender)Canton Racing Products has been a leader in high performance oil pans

Maxon: SL25

bulk heads

U-Cut-To-Fit Cruise Control Cables

Scott Drake Heater Core - Passenger Side Inlet - Passenger Side Outlet - Extended Ports - Ford Mustang 1964-68 H778C42XS Big GM inlet thread isReplace that worn out and leaking heater core with this heavy duty aluminum heater core from Scott Drake. This Scott Drake exclusive is engineered for maximum durability along with easier installation and service. It features extra long inlet and outlet tubes so they protrude through the firewall. This feature makes heater box installation easier and significantly reduces the amount of time and labor required for removing or replacing heater hoses