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6. Autolite commuters, given the higher
price.
Autolite spark plugs are another
affordable option in the South · Strengths: Excellent
African market. While they're d u r a b i l i t y , h i g h -
widely available and offer a basic performance, better fuel
level of performance, they're efficiency, reliable for high-
generally considered more of an revving engines.
entry-level option compared to · Weaknesses: Higher cost, Motorcraft spark plugs, produced
other premium spark plug brands. o v e r k i l l f o r l o w - by Ford, are often recommended
Autolite plugs are suitable for performance motorcycles. for motorcycles that fall under the
standard motorcycles and lower- Ford brand or certain mainstream
performance engines, but for motorbikes. While Motorcraft
high-revving or performance- plugs are generally reliable and
oriented motorcycles, they might well-built, they may not be the top
not provide the best longevity or choice for high-performance
power delivery. motorcycles. However, for
standard motorcycles and daily
· S t r e n g t h s : B u d g e t - commutes, Motorcraft provides
friendly, good for standard good value, offering excellent
motorcycles.
engine efficiency and smooth
· Weaknesses: Shorter starts in many conditions.
l i f e s p a n i n h i g h - · Strengths: Great for
performance applications, standard applications,
l a c k o f a d v a n c e d reliable and consistent
technology.
performance.
· Weaknesses: Not as
4. Bujii
specialized for high-
Bujii is a newer spark plug brand performance or racing
gaining traction in South Africa, motorcycles.
primarily due to its innovation and
competitive pricing. The brand
focuses on delivering high-
performance spark plugs for
various vehicles, including
motorcycles. While still relatively
niche compared to NGK and
D e n s o , B u j i i ' s p l u g s a r e
engineered for better heat
5. NGK Iridium tolerance, improved engine
NGK's Iridium series offers a response, and fuel efficiency. The
significant upgrade over their brand is becoming more popular
standard line and is often favored for sport and performance- 2. NGK Racing Series
by performance enthusiasts, oriented motorcycles. The NGK Racing Series spark
including motorcycle owners · Strengths: Good for plugs represent the pinnacle of
looking for better fuel efficiency, p e r f o r m a n c e b i k e s , NGK's technology for motorcycle
improved spark delivery, and affordable compared to enthusiasts and racers. These
overall engine performance. The p r e m i u m b r a n d s , plugs are designed to withstand
iridium-tipped design offers improved heat tolerance. extreme heat and high RPMs,
superior durability and longevity, · Weaknesses: Not as making them ideal for racing
especially for high-revving widely available, newer motorcycles and sportbikes.
engines. While NGK Iridium plugs b r a n d w i t h l e s s Offering superior heat tolerance,
perform well across a wide range established trust. quicker ignition, and reduced
of motorcycles, some riders may engine knocking, NGK Racing
find them overkill for daily 3. Motorcraft Series plugs are widely regarded
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LHR Motorcycle Magazine Issue 13 May 2025
