SOSS INDEX

CYLINDER HEADS - HIGH COMPRESSION

ROCKET 428 DELUX . . .HERE
ROCKET 428 SUPER DELUX . . .
HERE
ROOF 101 CYCLONE OHV. . .HERE

LION SPEED HEAD - DUAL PLUGS - ALUMINUM - RETIRED
LION SPEED HEAD - IRON- RETIRED
LIZARD SPEED HEAD - IRON - RETIRED
RILEY TWO PORT OHV - RETIRED
All these heads were designed and created by Charlie Yapp.
Jim Roof was a co-creator of the mighty four-port Roof 101 OHV.