Home Polaris 850 Scrambler, Sportsman Namura / Size B / Standard Bore Piston Kit

Polaris 850 Scrambler, Sportsman Namura / Size B / Standard Bore Piston Kit

NOW $374.00
Or 4 interest-free payments of $93.50
In stock at 1 of our locations
🚛 Free NZ shipping
🔒 12 month warranty on all parts
NZ WOF compliant
🔧 Fitting available NZ wide

Description:
Namura Size B standard bore piston kit for Polaris 850 models; boosts compression and rebuild reliability, suitable for Scrambler and Sportsman engines.

Features:
- Designed for Polaris 850 Scrambler/Sportsman
- Size B standard bore pistons
- Replaces OEM pistons for performance and longevity

Includes:
1 x Namura Size B Standard Bore Piston Kit

Fits Models:
Polaris 850 Scrambler, Sportsman

Model Years:
(omit if not available)

Submodels:
Scrambler, Sportsman

Engine Options:
850cc Twin

Namura Size B Standard Bore Piston Kit for Polaris 850 Scrambler/Sportsman

Namura, piston kit, Polaris 850, Scrambler, Sportsman, standard bore, performance, engine rebuild

Shipping Information

Most orders land in 5–12 business days. We'll keep you updated at every step of the journey.


The Kren Bits journey:

  • Order received — Day 0
  • With fulfilment — Day 1–2
  • Heading to courier — Day 2–4
  • Shipped — Day 3–7
  • Almost there — Day 5–10
  • Delivered — Day 5–14

Where your part ships from:

Your order ships from the closest warehouse with available stock across our six-warehouse network — NZ, AU, TH, UK, US, and CN.


We email you at every real milestone — order received, with fulfilment, heading to courier, shipped, almost there, delivered. No chasing, no vague waits.


For more details, visit our Track Your Order page.

Product Enquiry

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