its long-short long-short short-long
The short rods are intake. long are exhaust and they lay back near the head.
The short ones stand out away from the head. Look in the intake ports, you can see the intake valve stems. OldAxe, 80 and retired. There is no forgiveness if you do it wrong.
31 Gallons
the firing order will be located on the intake usually the aluminum part of the engine on the top you may need a lite to seeit
31-32 mpg
+31
1, 31 (31 is a prime!)
31 I'lL
31 gallon tank(s)
31 gallons give or take
31 x 10.5
31
green
31/10.50/15