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Vintage RC Airplane Engine Lot New McCoy19 HB 50 OS Max 40SR Tank Muffler Parts
Lot · Engine, Exhaust & Fuel Systems How it works

Vintage RC Airplane Engine Lot New McCoy19 HB 50 OS Max 40SR Tank Muffler Parts

Starting price (see what it sold for on eBay ↗) $20.50 as of Jul 16, 2026
11 starting bids
Ends in
Closes Jul 19 · 9:42 PM EST
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Past Engine, Exhaust & Fuel Systems auctions
Condition Used
Condition tiers New Used Refurbished Damaged Unspecified
Ships from ZIP 289**
vintagetechnology.com 3,240 ratings · 100.00% positive
Seller
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Description

From the seller
Muffler for HB. 50. New Slimline muffler for OS Max. The HB. 50 does not turn. Older Coy 9 prop. The OS Max has a broken muffler mount. 1 flexible 3 plane propeller. The OS Max spins properly with compression.

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