WebAug 3, 2024 · The popular L6 243 heads have a smaller capacity (64cc), whereas the 823’s larger intake valve has a 70cc cylinder, promoting better overall flow within the combustion chamber. In addition, there’s some controversy among gearheads about whether the “swirl” ramp added to the 243 to improve fuel and air mix in the combustion chamber actually … WebDec 22, 2024 · The 241 heads, compared to the 706 heads, offered larger 68cc combustion chambers, which meant a drop in compression of roughly 0.70 points. 317 Heads See all …
243 heads for sale eBay
WebLingenfelter cylinder heads are precision CNC machined in house to insure that exact tolerances are maintained. The Lingenfelter CNC porting procedure is a computer controlled machining operation that duplicates … WebHere’s a quick data sheet on the specs of 799 heads. Due to the similarity, 243 heads should follow the same characteristics in normal situations: Combustion chamber volume: 64.45cc Intake port volume: 210cc (sometimes seen as 209cc too) Exhaust port volume: 75cc Intake valve diameter: 2.00 inches Exhaust valve diameter: 1.55 inches 変更済み メモリリーク
New GM LS 243 Head - 4.8L, 5.3L & 6.0L Fulcrum Parts
WebMar 9, 2016 · LS1 engines come with aluminum heads. Parts and features on the head are the intake and exhaust ports, combustion chambers, seats, valves, springs, retainers, keys, and guides. One of the great features of … WebJan 5, 2024 · The 243-cylinder head often causes sediment buildup in the fuel tank, which later on clogs the fuel filter and causes engine problems. ... For example, Corvette Z06 models feature 243 heads with sodium exhaust valves, which is typical for an L6 engine. But most other engines with 5.3L (HO) or 4.8L feature 799 heads, especially those made … WebAug 6, 2010 · 243's are LS6 heads. Those are usually the choice for porting. 241 is the stock LS1 head. Can be ported but again most go with a 243. I believe the 853 is from a … boxpc とは