Parts/Engines & fuel/Engine parts/ProTek RC Samurai RM.1, RM, CR21, S03 & R03 Idle Speed Needle O-Ring (2)
ProTek RC Samurai RM.1, RM, CR21, S03 & R03 Idle Speed Needle O-Ring (2)
ProTek RC

ProTek RC Samurai RM.1, RM, CR21, S03 & R03 Idle Speed Needle O-Ring (2)

Part # PTK-25365.0(1)
Where to buy
$4.99
AMain Hobbies
Seen Oct 12, 2026
$4.99Buy
Prices are as last seen at the store; stock is not tracked.

About this part

This is a pack of two replacement ProTek R/C Samurai 321B, RM.1, RM, CR21 S03 & R03 Idle Screw O-Rings. This o-ring seals the idle screw to the carburetor housing.
CA Residents Prop 65 Warning WARNING: This product can expose you to chemicals including Di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov Details...

Reviews5.0 · 1 review

AlbertoVerified owneron ProTek RC Samurai RM.1, RM, CR21, S03 & R03 Idle Speed Needle O-Ring (2)

Direct replacement for OS 27881820. Same part but much cheaper.

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