WebApr 7, 2015 · One half of the move from 348 to 409 was an increase of 0.1875 inches in the cylinder bore. A stock 348 has a bore of 4.125 inches and a 409 has the bigger bore of 4.3125 inches. The other half was the stroke change that went from 3.25 to 3.50 inches for a net gain of a quarter inch. WebAug 8, 2014 · A stock 348 has a bore of 4.125 inches and a 409 has the bigger bore of 4.3125 inches. The other half was the stroke change from 348s to 409s that went from 3.25 to 3.50 inches for a net gain of a …
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WebThe Chevy 348 V8 engine was first introduced in 1958 and stayed in production up through 1961 for passenger cars and light Chevy trucks. It was commonly referred to as the “RAT” engine because the size of the block was bigger than the “MOUSE” Chevy 283 as it was also nicknamed. WebJun 7, 2024 · The stock bore and stroke on the 348 engine is 4.125 X 3.25. If you bored a 348, .030 you’d have 353ci. - With the 3.5” 409 crank and a .030 overbore you’d get 380ci. - With the 3.76” stroke 396/427 crank and .030 over you’d have 408ci. - And with the 4” stroke 454 crank and .030 over you’d have 434ci. migrant housing facilities
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Web348-409 "W" Engine bore and stroke. 348 = 4.125" x 3.25" (6.125" rod) 409 = 4.312" x 3.50" (6.010" rod) 427 = 4.312" x 3.65" (6.135" rod) 1963 "Z11" SHP drag race. We appreciate the support and encouragement we have received from our visitors around the world for the past 20 years. http://www.348-409.com/forum/threads/how-far-to-bore-a-348-be-safe.6036/ WebShow Cars Automotive 348 and 409 Performance Engine Kits are made from the highest quality parts from some of the most respected names in the auto parts industry. 348 Eagle stroker rotating assembly kit Show Cars 308-409 Chevy Parts new va clinic north charleston