long ones are exhaust
long short short long short and long rods
I don't remember the exact order....it's been a while since I did it. But the short ones are for the intake valve and the long ones for the exhaust.
It's been a while since I've done mine. But I can tell you this, the intake push rods are the short ones.
1997olds3.1 engine when hot water backs up throught the resivour and motor makes knocking sound good luck because push rods have wear patterns on them at the end that goes on first and there order specific
In a Pontiac Grand Am with a 3.4-liter V6 engine, the short push rods are used for the intake valves, while the long push rods are designated for the exhaust valves. When reassembling the engine, it's crucial to ensure that each push rod is placed in its correct position to maintain proper valve operation. Always refer to a service manual for detailed specifications and diagrams to avoid any mistakes.
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.
u have a 5 3/8 and a 5 in push rod ur system should be shorter ones on the first one on back if its in car and it should be straight up and then the next should come in more at a angle it takes the 5 3/8 and it goes like that all the way through look at them the straighter it is takes the shorter ones the angles gets the longer ones i just rebuilt a 3.1 that's how i found out......... actually a much simpler way of explaining it is.. the long push rods go in the guide behind the valve with an exhaust port, look at the exhaust manifold put the long ones where it connects to the head, then the short ones go on the ones with out Short are intake, look in the intake ports. You can see the intake valve stems
exhaust
The rocker arm.
3.1 ENGINE PUSH ROD LOCATIONS exhaust valve -long push rods 6.0 long 152.5MM intake valve-short push rod 5.75 long 144 MM rear head facing firewall <-----front engine E.LONG PUSH ROD I.SHORT PUSH ROD REAR HEAD VALVE ORDER E.I.E.I.I.E. FRONT HEAD VALVE ORDER E.I.I.E.I.E.
The "Vortec" engine is almost the same as an old school SBC, all things being such, the push rods are a little different for the OEM roller cams.
Is this for a 3.1 or 3100 V6? If so, the short push rods are for the intake valves.