The cylinder numbers are front to back passenger side is 1,2,3,4, drivers side is 5,6,7,8.
same on all v8 fords 1-5-4-2-6-3-7-8
100 + 391 = 491
391 is a composite number. 391 = 17 * 23 A prime number is a whole number that only has two factors which are itself and one. A composite number has factors in addition to one and itself.
391 A number and its additive inverse must equal zero.
On my 1977 Ford 361 engine the info plate states 4 degrees BTDC. Be sure that you disconnect the vac. advance and cap the end and that there are no other vac. leaks
330, 359, 361, 391
782
It is odd.
11.73
400
678 391 1234
Factors of 391: 1, 17, 23, and 391.Factors of 696: 1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 87, 116, 174, 232, 348, and 696.The only whole number that goes into both 391 and 696 evenly is ' 1 ' .