WebUse for custom configuration or oversize bore. Leave at 0.000 to use default values OR change any value to override default. Values in RED are approximate. Use actual … WebDec 3, 2009 · The Harley Davidson Twin Cam 103 engine has 1688 cc (103 cubic inches) of displacement producing 72.8 horsepower @ 5500 rpm and 84.4 ... and a compression ratio of 9:1. In 2009, the engine was modified to include integrated oil cooler valves, a pressurized lubrication system, a dry sump with oil cooler, and a new compression ratio …
What is my compression ratio? V-Twin Forum
WebSince no compression builds until after the intake valve closes, it's the corrected compression ratio that gives the best indication of how pump gas friendly your motor will be. Premium pump gas in the U.S. will … WebMar 26, 2024 · 2012 Harley-Davidson Twin Cam 103 V-Twin Engine – Canadian Specifications/Technical Details ... Engine Engine 1: Air-cooled, Twin Cam 103™ Bore: 98.4 mm Stroke: 111.1 mm Displacement: 1,691 cc Compression Ratio: 9.6:1 Fuel SystemElectronic Sequential Port Fuel Injection (ESPFI) Drivetrain Primary Drive: Chain, … pink panther butler name
Piston compression psi help Harley Davidson Forums
WebAs a general rule, lower-duration cams in the neighborhood of 210 to 200 degrees at 0.053 work best for stock-type replacement cams. Stepping past 220 degrees of duration (at 0.053) places the cam into the bolt-on, mid-range style category. These cams work well with the stock compression, intake and exhaust. WebCP Pistons Harley Davidson Twin Cam 88 Cubic Inch Piston Kits. Stock Standard Bore size is 3.750 inches. Stock Stroke is 4.000 inches. Available in 9.75-1 and 10.75-1 compression. Cometic top end gasket sets are … WebLearn how we machine a manual compression release into your Harley-Davidson cylinder head... courtesy of Short Block Charlie's. -Hello we are Short-Block Cha... pink panther calypso