hotshot2109
10-09-2005, 02:20 PM
Just wondering what the compression ratio be with a jdm ej20H (twin turbo) shortblock mated with 96 ej25 dohc heads? My math says 8.2:1 but i want to make sure.
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View Full Version : What would the compression ratio be with a 96 ej20H shortblock with 96 ej25 heads? hotshot2109 10-09-2005, 02:20 PM Just wondering what the compression ratio be with a jdm ej20H (twin turbo) shortblock mated with 96 ej25 dohc heads? My math says 8.2:1 but i want to make sure. todnar 10-09-2005, 11:56 PM I was gonna dig out the calculater and figure some #'s,But after seeing your location and car model lines to the left you better already know. :confused: -Tod hotshot2109 10-10-2005, 10:30 AM Well it was very straight forward with the ej20H heads mated to the ej22t block... all i did was order 9:1 ross forged pistons from slowboy racing. With the dohc rs heads mated to the ej20H block im not 100% on my math. Matt Monson 10-10-2005, 12:02 PM Do you have the dish and deck clearance for the Ej20H block? I don't have those specs, but could run the numbers if you have them... |