Radiator cap

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Jul 18, 2007 | 12:46 PM

Thread Starter

Beginning Member

Joined: Jun 2007

Posts: 33

Radiator cap

My 2002 blazer 4x4 has a 15 lb rad cap,went to buy a new one and they are 16 lb,i donot want the extra pressure with the 16 lb,has anybody put on the 16 lb caps

Jul 18, 2007 | 10:42 PM

rriddle3

BF Guru

Joined: Dec 2006

Posts: 6,594

From: Fort Worth,Texas

RE: Radiator cap

All Stant caps for the 2002 4.3L are rated 16lbs. That's what I have.

Jul 20, 2007 | 07:03 PM

Kordog

Junior Member

Joined: Oct 2006

Posts: 402

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RE: Radiator cap

Just put it on, you will be just fine!!

Jul 21, 2007 | 04:12 AM

Taymacjack

Senior Member

Joined: Jul 2007

Posts: 569

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RE: Radiator cap

yeah you definatly need a new cap if you have have the stock ac delco. they dont hold a seal.

Jul 21, 2007 | 04:29 PM

20Blazer00

Joined: Sep 2005

Posts: 865

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RE: Radiator cap

Quote:

ORIGINAL: AL

My 2002 blazer 4x4 has a 15 lb rad cap,went to buy a new one and they are 16 lb,i donot want the extra pressure with the 16 lb,has anybody put on the 16 lb caps

The stock radiator is rated to 18lbs....plus thehigher thepressure thehigher the boiling point of the fluid in the radiator...I have a friend that is using a 22lb camaro cap on his 96 GMC Sonoma Highrider...