Small Block & Big Block Chevy Specific Mouse & Rat Motor Discussion & Conversions

Summit Racing valve spring kit?

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Old Apr 19, 2010 | 07:16 PM
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HottestZ28's Avatar
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Default Summit Racing valve spring kit?

trying to run what I got.....
1972 350 stock rebuild (8.5 to 1?), 72 1.94 cast heads hand ported by myself heads are milled and want to run a .015 headgasket to get the most compression I can. I want to run Comp Cams XE284h 240/246 .507 .510 LSA110 advertised 2300-6500 powerband
1987 Camaro - now the motor already has geardrive, performer intake, Holley 750 vac sec, HEI, hooker long tubes
I plan on running a TCI streetfighter stall 3000 and 4.10 gears

now for the question....the springs comp suggests using do not fit stock spring pockets so I was searching and found SUM-174000 valve spring kit and I know its only a single spring compared to comps dual spring suggestion. But will this work or am I looking for problems down the road

spring kit says .550 max lift and comes with springs, retainers, locks, valve seals
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Old May 9, 2010 | 10:56 AM
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From: Long Island, NY
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i put those same springs on my 350+.060 build, fit very nicely on my machined vortec heads, seem to be high quality, nice springs... ill be running them with xe274 (.490/.490 lift)
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