JSP ALL OUT MX HEAD INSERTS

JSP ALL OUT MX HEAD INSERTS

Custom 5.2cc billet inserts.

Maximizing the full power of your race engine with more over rev and mid/top end power for those wide open outdoor tracks.

Housing a smaller 10mm spark plug optimizing combustion efficiently.

Smaller squish band requiring the cylinder to be raised 0.2mm-0.3mm over stock height.

Set to OEM squish specs 75mm-85mm.

NOTE- Requires NGK LR8B spark plug

 

Regular price$95.00
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Pickup available at JS Performance

Usually ready in 24 hours

JSP ALL OUT MX HEAD INSERTS
JS Performance

Pickup available, usually ready in 24 hours

W435 Coyote Road
Fountain City WI 54629
United States

+15074594538


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