Does anyone know if an HH70 piston,will work in place of an HH60 piston , if you bore it out? Thanks
R Rugb Member Joined Jun 1, 2016 Threads 8 Messages 14 Jul 19, 2022 / HH60 - HH70 Pistons ?? #1 Does anyone know if an HH70 piston,will work in place of an HH60 piston , if you bore it out? Thanks
R Rivets Lawn Royalty Joined Mar 11, 2012 Threads 55 Messages 14,765 Jul 19, 2022 / HH60 - HH70 Pistons ?? #2 I doubt you have enough cylinder material to bore it out. HH60 has a cylinder bore of 2.625”. HH70 has a cylinder bore of 2.75”. Also the connecting rods and crankshafts are different. Could get very expensive. Standard piston for HH60 is available.
I doubt you have enough cylinder material to bore it out. HH60 has a cylinder bore of 2.625”. HH70 has a cylinder bore of 2.75”. Also the connecting rods and crankshafts are different. Could get very expensive. Standard piston for HH60 is available.
