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spark plugs for cars, trucks, and · Weaknesses: Not ideal
motorcycles. While their plugs for high-performance
are solid and reliable for bikes, shorter lifespan in
s t a n d a r d u s e , t h e y a r e extreme conditions.
generally considered outdated
when compared to some of the
more specialized brands on the
market. Champion spark plugs
may work fine for daily
commuting motorcycles but
don't offer the same advanced
technology and longevity that
other brands do.
10. Bosch · Strengths: Affordable,
decent performance for
Bosch is one of the most
recognized brands in the daily riders.
automotive parts industry, · W e a k n e s s e s :
offering a range of spark plugs P e r f o r m a n c e i s n ' t
for various applications. e x c e p t i o n a l u n d e r 7. Denso
However, while Bosch spark extreme conditions, Denso is another major spark
plugs generally perform lacks innovation.
decently, they are not always p l u g m a n u f a c t u r e r t h a t
competes closely with NGK
the top choice for motorcycles,
especially those requiring high- and Bosch. While Denso spark
plugs generally perform well
p e r f o r m a n c e p a r t s . I n a n d o ff e r g o o d e n g i n e
motorcycles, Bosch spark efficiency, they tend to be less
plugs tend to fall short when it well-known among motorcycle
comes to durability, particularly
u n d e r t h e h i g h - s t r e s s enthusiasts in South Africa
compared to NGK. Denso is
conditions of long rides or m o r e o f t e n s e e n a s a
racing.
mainstream brand, and while
· S t r e n g t h s : W i d e l y its plugs are reliable, they can
available, reasonably sometimes lack the cutting-
priced. edge technology or longevity
· Weaknesses: Limited 8. NGK Standard Line seen in other premium brands.
h i g h - p e r f o r m a n c e NGK is widely regarded as one · Strengths: Decent all-
o ff e r i n g s f o r o f t h e b e s t s p a r k p l u g around performance,
motorcycles, not the m a n u f a c t u r e r s , a n d i t s reliable under normal
b e s t f o r e x t r e m e Standard Line plugs are a conditions.
conditions or high- reliable choice for many
performance engines. motorcycle owners. While · Weaknesses: Less
s p e c i a l i z e d f o r
NGK's standard line offers p e r f o r m a n c e
good value, it's important to motorcycles, occasional
note that these plugs are c o n c e r n s a b o u t
typically designed for everyday, durability.
non-performance applications.
They're decent for average
motorcycles but don't shine
when it comes to high-
p e r f o r m a n c e m o d e l s ,
e s p e c i a l l y i n e x t r e m e
conditions like racing or long-
9. Champion distance touring.
Champion has long been a · Strengths: Reliable,
well-regarded brand in the g o o d f o r s t a n d a r d
automotive world, producing motorcycles, affordable.
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LHR Motorcycle Magazine Issue 13 May 2025
