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Ships within 48 hours · Estimated delivery Jul 27 - Aug 1
580" maximum lift
Suits all GM LS engines
AF927-06-05S
All Pro Ser ies Head Bolts Have A Reduced Wrenching 12-point Head And Wi de Area Flange To Eliminate Th e Need For Valve Train Removal For Cylinder Head Retorquing And Permits The Use Of Larger Diameter Valve Springs
GM Governor Recalibration Kit BM20248 Product:Suit GM TH350, TH400 & TH700R4 580" maximum liftGM Governor Recalibration KitSuit GM TH350, TH400 & TH700R4 BM20248 20248 This kit allows you to adjust the mile per hour shift points of your transmission after it is installed. It is very useful if you have a vehicle that is lightweight, has a low rear end gear ratio or is a conversion. Installs in a few minutes via access through the governor cover on the side of your transmission!
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