valve adjusting screw

A screw at the end of a rocker which bears on a pushrod; used to tilt the rocker and thus adjust the valve clearance

Dictionary of automotive terms. 2015.

Look at other dictionaries:

  • adjusting screw — A small screw usually found on carburetors, brakes, or headlights which change the way something operates, such as increasing or decreasing the amount of fuel entering the engine; or changing the idle speed; or tightening up the brakes; or… …   Dictionary of automotive terms

  • tappet adjusting screw — See valve adjusting screw …   Dictionary of automotive terms

  • screw — [1] A spiral path along a cylinder. [2] A fastening device. A screw is like an inclined plane wrapped up. It can take a rotating force and change it into a much larger straight line force. See adjusting screw aiming screw air bleed screw air… …   Dictionary of automotive terms

  • valve tappet — An adjusting screw to obtain the specified clearance at the end of the valve stem (tappet clearance). The screw may be in the top of the lifter, in the rocker arm, or in the case of the ball joint rocker arm, the nut on the mounting stud acts in… …   Dictionary of automotive terms

  • Foot screw — Foot Foot (f[oo^]t), n.; pl. {Feet} (f[=e]t). [OE. fot, foot, pl. fet, feet. AS. f[=o]t, pl. f[=e]t; akin to D. voet, OHG. fuoz, G. fuss, Icel. f[=o]tr, Sw. fot, Dan. fod, Goth. f[=o]tus, L. pes, Gr. poy s, Skr. p[=a]d, Icel. fet step, pace… …   The Collaborative International Dictionary of English

  • Foot valve — Foot Foot (f[oo^]t), n.; pl. {Feet} (f[=e]t). [OE. fot, foot, pl. fet, feet. AS. f[=o]t, pl. f[=e]t; akin to D. voet, OHG. fuoz, G. fuss, Icel. f[=o]tr, Sw. fot, Dan. fod, Goth. f[=o]tus, L. pes, Gr. poy s, Skr. p[=a]d, Icel. fet step, pace… …   The Collaborative International Dictionary of English

  • Tap (valve) — Spigot and faucet redirect here. For other uses, see Spigot (disambiguation). A valve tap is a noise made by the valves of internal combustion engines; see Poppet valve > Internal combustion engine. Indoor Tap commonly found in the bathroom or …   Wikipedia

  • shim under bucket — A valve adjusting system where the valve clearance is adjusted by placing an appropriate thickness of shim under the tappet instead of using an adjusting screw …   Dictionary of automotive terms

  • tappet wrench — A wrench designed for adjusting valve clearances on OHV engines with bucket tappet assembly that use an adjusting screw instead of valve shims for adjustment …   Dictionary of automotive terms

  • By foot — Foot Foot (f[oo^]t), n.; pl. {Feet} (f[=e]t). [OE. fot, foot, pl. fet, feet. AS. f[=o]t, pl. f[=e]t; akin to D. voet, OHG. fuoz, G. fuss, Icel. f[=o]tr, Sw. fot, Dan. fod, Goth. f[=o]tus, L. pes, Gr. poy s, Skr. p[=a]d, Icel. fet step, pace… …   The Collaborative International Dictionary of English

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