310 hp 5.3 questions.

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Jan 22, 2008 | 12:44 PM

#11

Hydramatic

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Joined: Apr 2006

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From: New Braunfels, TX

Quote:

Originally Posted by trever1t

Stock? ~16 seconds. It is stil only a little 5.3...

You think? My 2wd 4.8L with ~160K miles does a 16.1, surely if he launches it right he could do better.

Jan 22, 2008 | 12:46 PM

#12

Hydramatic

TECH Fanatic

Joined: Apr 2006

Posts: 1,211

Likes: 0

From: New Braunfels, TX

Quote:

Originally Posted by 02gmc5.3

Mom's got the same engine in her 05 and it does ping when using cheap gas.

ditto. Mine pings at low, under-load rpm with cheap gas. A couple gallons of 89 octane or higher mixed in the tank'll usually fix it.

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