Valve spring Limitation - The 1947 - Present Chevrolet & GMC Truck Message Board Network

JJAB · 12-15-2011, 01:52 PM

Guys, what is the lift limitation on a stock ls1 valvespring? I plan on installing a .525/.525 lift camshaft into a LQ9 6.0, 317 headed motor.

usmcchevy · 12-15-2011, 03:50 PM

I'd throw some LS6 springs on it. Everything I've read says .500 is about it for the LS1's.

JJAB · 12-15-2011, 05:20 PM

Thank You!!

12-15-2011, 01:52 PM	#1
JJAB Registered User Join Date: Sep 2010 Location: Waco,Texas Posts: 143	Valve spring Limitation Guys, what is the lift limitation on a stock ls1 valvespring? I plan on installing a .525/.525 lift camshaft into a LQ9 6.0, 317 headed motor.

12-15-2011, 03:50 PM	#2
usmcchevy Has more rust than truck... Join Date: Apr 2005 Location: Ivanhoe, MN Posts: 2,421	Re: Valve spring Limitation I'd throw some LS6 springs on it. Everything I've read says .500 is about it for the LS1's. __________________ 1972 Custom/10 SWB, 4.8/4l80e Build thread LSx Swap FAQ index

12-15-2011, 05:20 PM	#3
JJAB Registered User Join Date: Sep 2010 Location: Waco,Texas Posts: 143	Re: Valve spring Limitation Thank You!!

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