dadstrator1 2 #1 Posted February 18 181 161 same block Share this post Link to post Share on other sites
kpinnc 12,092 #2 Posted February 18 Same casting, different bore. A 161 can be bored to a STD 181 piston. 6 Share this post Link to post Share on other sites
ebinmaine 67,628 #3 Posted February 18 11 hours ago, dadstrator1 said: 181 161 same block Looks like you've been around in the past. Back! 7 hours ago, kpinnc said: Same casting, different bore. A 161 can be bored to a STD 181 piston. I wondered about that myself. Good info. 👍 Share this post Link to post Share on other sites
WHX?? 48,828 #4 Posted February 18 Might be noted that some 161s had a 2 7/8" bore. Most were labeled as a 141... 6 & some change HP. Same block as 181 - 2 15/16 bore so can be punched out to the larger bore. 3 Share this post Link to post Share on other sites
dadstrator1 2 #5 Posted February 20 k181 piston fits in bore but cover says k161 so may be bored out have been a horse lover long time over 50 tractors and lots of parts need help for my sicknes 1 1 Share this post Link to post Share on other sites
Rick3478 428 #6 Posted February 20 13 hours ago, dadstrator1 said: k181 piston fits in bore but cover says k161 so may be bored out have been a horse lover long time over 50 tractors and lots of parts need help for my sicknes Only enablers on here, I'm afraid... 1 1 Share this post Link to post Share on other sites
