JE Piston KTM 390
JE Piston KTM 390
JE Piston KTM 390
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JE Piston KTM 390

Regular price
$294.99
Sale price
$294.99
Regular price
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The in house custom racing piston for our 390's! We have them made fully boxed for durability at high RPM, coated for longevity, and single ring for maximum HP! This piston was designed to eliminate the weak pin boss of the stock piston at a reduced cost.