Performance Cam with Tappet Valves Vanguard 21 hp to 23 hpPart Number PC-14
This cam kit comes with hydraulic lifters and will increase your torque throughout the entire powerband.
You can expect much better acceleration and load carrying capability.
You should be able to add 2 more people to the boat, and run as fast, or faster than you did with only a driver.
Click on the image below to look at the item.