McCulloch 9 Kart engine 1964

3rd port intake ............................................................yes
Factory cast 9 port intake - no 3rd port wall .................no
Bolt in boost port ........................................................no
Milled boost ports .......................................................no
Exhaust port rib (s) ......................................................yes
Recessed square exhaust gasket ..................................no
Needle bearing on PTO................................................yes
Ball bearing PTO ........................................................no
Block machined for copper ring head gasket .............no
Thick top cooling fin ..................................................no

Secondary areas which are not a positive ID of a block as parts may have been repainted or installed from other models

Head machined for thermo couple + 1/2" reach plug ....... no
3/8" Reach plug head ........................................................yes
Left hand thread keyless PTO Crank ...................................no
Yellow block .....................................................................yes
Yellow fan shroud / yellow side cover ...............................yes
Black fan shroud / yellow side cover ..................................no
White fan shroud / Red side cover ......................................no