84-85 Trucks & 4Runners 2nd gen pickups and 1st gen 4Runners with solid front axles

22RE Valve Adjustment w Go-No-Go

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Old Oct 16, 2020 | 03:44 PM
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squeege's Avatar
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22RE Valve Adjustment w Go-No-Go

When I've adjusted valves in the past (on old Honda motorcycles) I've always gone off of the "drag" of the feeler gauge. It wasn't until I got this Toyota that I tried Go-No-Go feeler gauges, and I want to make sure I'm using them properly.

For our engines, the gap spec should be .008 intake and .012 exhaust. Does this mean I should not be able to get a .009 feeler in on the intake side (reasonably, without too much force), or that I should be able to get a .009 in, but it would just have too much drag?

I've checked the valves on this engine twice, going off of drag the first time I only ended up adjusting a couple of them, then the second time using Go-No-Go feelers, I found they were all too loose, and I adjusted so that I couldn't insert the next size up (.009 & .013). I still feel like I could quiet it down some. I'm wondering if I was taking the "no-go" part too literally and should allow room for a stiff drag on the next size up, or if this is quiet as it's going to get.

Thanks for any advice.
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Old Oct 16, 2020 | 03:52 PM
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When the lash is correct, the tip of the go-no go should pass into the space,(some drag expected) and fail to enter farther when the .002 ledge of the root of the blade is reached.

A happy 22re clatters a little. They are not designed to be silent, as hydraulic lifter engines are.

Tight clearances burn valves.
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Old Oct 16, 2020 | 04:38 PM
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Originally Posted by millball
When the lash is correct, the tip of the go-no go should pass into the space,(some drag expected) and fail to enter farther when the .002 ledge of the root of the blade is reached.

A happy 22re clatters a little. They are not designed to be silent, as hydraulic lifter engines are.

Tight clearances burn valves.
Thank you for your response. The set of feeler gauges I have has blades with +.001 ledges and others with +.002. Should I be able to get the +.001 tip in, or is it better to only check against the +.002?
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Old Oct 16, 2020 | 05:32 PM
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The .002 ledge will get you plenty close. No worries.
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Old Oct 21, 2020 | 05:26 AM
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Originally Posted by squeege
For our engines, the gap spec should be .008 intake and .012 exhaust.
BTW, those specs are for the engine hot at full operating temp. I adjust them cold (because it's less hassle) but add an extra .002 to each spec. When the engine warms up & gets full hot, I've rechecked the gaps and they are perfect. The metals expand a touch to take up that extra 2 thousandths of an inch.
I use "normal" feeler gauges and adjust to light drag.
Millball is right, 20R's & 22R's are always a touch clattery; it's just their nature.
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