PPE Mercury O-Rings 300 Drag Heads
The PPE O-Rings fit Mercury Racing 300 Drag Heads. It includes 6x combustion chamber O-rings and 2x outer water jacket O-rings, enough to install a pair of cylinder heads on one outboard powerhead.
These not only fit the OEM heads but they also fit PPE Billet Drag Heads for the 2.5 Liter.
Does not fit 280hp blocks. Please search for the 280 O-rings on this website.