....
-
0..
'""
<
THE DIFFERENCE STARTS
WITH THE • "0."
THEI THE UP
WIDEIS.
1_1ator. Highly
purified alumino powder
far added strength.
5-Rib Design. fl«e insulation,
,...-- prevents flashover.
EIIdric Heat Seal. Bonds insulator
to steel housing far maximum gas
tightness.
It's a difference you can see. A
difference you can feel. A spark
of genius we call the. Hot "U:'
It's a U-shaped groove machined
into the ground electrode that
helps the Hot "U" spark develop
a 10 rger, fu IIer flashfront.
A big, hot ball of fire that
delivers quick starts and top
performance at all speeds from
lug to let 'er rip.
•
~
48
1979 N,ppondonso 01 los Angeles. Inc
Unique Copper-Gass Seal. Fuses
center electrode to upper stem to
form gas-tight seal. Assures full
Yohage at spark gap.
Copper.(ond CenhIr Eled. ode.
Creates a wide. efficient heat range
far tap performance at all speeds.
Pat.m.d lJ.Groored Ground
Electrode. Develops a larger, fu lIer
flashfront for complete combustion .
_WE
PROVING
OUR POIII.
On-street or
off-road,
there's a
Hot "U"
plugthats
right for
your bike.
HoI"U· plugs sparIood WnCooleyol
Team Yoshimuro to !he 1979 Supeltlile
Buy yours
Production Championship.
today at your nearest bike shop.
Or write: Nippondenso of LA,lnc.,
857 East 23Oth,Carson, CA90745.
