"What is a bad reading on comp
"What is a bad reading on compression on a merc.I am learning but it's all fun.I ran compression across all six cylinder's,they came in with-in 5 #'s of eachother.At aprox 120 to 126 .GOOD OR BAD OR IN BETWEEN.Also i would really love to be running synthinac oil in my merc,like i did in mty johnson.What do you recomend ?And should drain out my other oil first ?
Thank's
Allen"
"What is a bad reading on compression on a merc.I am learning but it's all fun.I ran compression across all six cylinder's,they came in with-in 5 #'s of eachother.At aprox 120 to 126 .GOOD OR BAD OR IN BETWEEN.Also i would really love to be running synthinac oil in my merc,like i did in mty johnson.What do you recomend ?And should drain out my other oil first ?
Thank's
Allen"