I WOULD LIKE TO KNOW IF THE SONNAX REVERSE BOOST VALVE IS A GOOD ITEM TO USE. WE HAVE ONLY DONE 3-4 4L80E TRANNIES SO FAR WITH GOOD SUCCESS. WE DO MOSTLY BENCH OVERHAULS, SO VIN # IS NOT READILY AVAILABLE. WHEN WE PUT THE BOOST VALVE IN PLACE & PRESSURE TEST A...

FIX posted 9/12/2000

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