2012年1月23日 · I have a 20x8 sliverdollar with 572 (620) 2.3 reduction, I have a 82" 3 blade sensenich S. what rpm at what pitch mark would prove that the engine is in good shape and …

2008年12月6日 · ZZ572 are built around an all-new generation VI one piece main seal tall deck 572 cid with approximately 9.6:1 compression, 620 hp at 5,500 rpm, and 650 ft./lbs. of torque …

ZZ572/720R Deluxe. It is the king of all rat engines and is capable of pulling your bracket racer or heads-up challenger down the drag stripe in the 9-second range. With 727 hp at 6,300 rpm …

With 727 hp at 6,300 rpm and 680 lb.-ft. at 4,900, you’ll make quite an impression. The engine assembly is all business, starting with a latest generation tall-deck block casting with four-bolt …

2005年5月5日 · 572 is based on a tall deck block. The heads, thus exhaust ports, are spread wider and up higher than the 496's. A regular 'Bravo' style exhaust probably won't line up with …

The ZZ572/620 is built with huge 4.560-inch bores and a 4.375-inch stroke. Strength comes from a latest-generation tall-deck block casting with four-bolt main caps and an all-forged rotating …

2016年8月19日 · We don't use a vacuum advance, Mr. Branch sets up a strict mechanical curve and it works excellent on an airboat. As discussed earlier, fuel octane and jetting is very …

2014年10月19日 · I have a ZZ 572 Deluxe (270 hrs) "fire engine red" currently in one of my airboats that I am going to sell. Over half the hours were at idle/high idle while bowfishing/oil …

2016年8月19日 · With airboats there is a substantial wall around 2,200lb's of thrust a nasty LS can make it when geared and propped properly and you have to run it hard but a Big BBC can …

The Chevrolet Performance ZZ572/620 crate engine features: High flow rectangular port heads; Huge 4.560-inch bores and a 4.375-inch stroke; Latest-generation tall-deck block casting with …