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Re: Relative Compression Probe
Posted to Snap-on Handheld Users Group on 2/6/2004 4 Replies

hi Matt;

The "Rule of Thumb" is one amp of starter current per cubic inch of engine displacement for gasoline engines. Diesel engine's with thier higher compresson ratio's tend to be 1.5 to 2 amps of starter current draw per cubic inch.

The initial current... Login to read more.

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