On the Ford 390 cubic inch V8 engine : firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of vehicle
On a Ford Expedition , 4.6 and 5.4 : firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of vehicle
firewall 4 - 8 3 - 7 2 - 6 1 - 5 front ( Ford 390 cubic inch V8 )
firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of vehicle ( Ford V8 )
should be passengerside front,(right behind alt.
390 = 2*3*5*13
Ford V8 engine : firewall 4 - 8 3 - 7 2 - 6 1 - 5 front
firewall 3 - 6 2 - 5 1 - 4 front
The prime factors of 390 are: 2, 3, 5, and 13.is 390 a prime number
4 - 8 3 - 7 2 - 6 1 - 5 front
firewall 4 - 8 3 - 7 2 - 6 1 - 5 front
firewall 4 - 8 3 - 7 2 - 6 1 - 5 front