Description
Overview:
The Cylinder Plug/Bolt is a genuine Husqvarna part for sealing and securing ports in the cylinder casting on petrol engines used in disc cutters, chainsaws and brushcutters. Made from durable metal to Husqvarna's specification, it helps maintain correct compression and prevents air or fluid leaks that can lead to hard starting or poor performance. It is a direct-fit replacement for many professional and homeowner machines, including the K750 and K760 disc cutters. Suitable for demanding site and forestry environments, it withstands heat, vibration and frequent servicing. Genuine Part for reliable fit and function. Manufacturer reference: 503 55 22‐01 (also written as 503552201).
Key Features:
- Genuine Husqvarna part for assured compatibility and performance
- Robust metal construction for long service life under heat and vibration
- Helps maintain cylinder sealing and engine compression
- Direct replacement component; no modifications required when fitted to listed models
- Supports reliable starting and stable running by preventing leaks
- Precision thread and head form for consistent torque and secure seating
- Suitable for a wide range of Husqvarna and Partner disc cutters, chainsaws and brushcutters
- Backed by OEM manufacturing standards for consistent quality
Typical Applications:
Used during engine repair and maintenance such as top-end rebuilds, cylinder changes, decarbonising, or when replacing a damaged or missing cylinder plug/bolt. Helps restore correct sealing on Husqvarna disc cutters on site work, as well as chainsaws and brushcutters used in forestry, landscaping, arborist work and grounds maintenance.
Also known as:
Cylinder stopper, cylinder fastener, engine plug, engine bolt, blanking plug, cylinder block plug, port plug, sealing plug.
Fits Models:
246, 254, 257, 261, 262XP, 268K, 272K, 281, 288, 288XP, 334T, 336, 338XPT, 339XP, 340, 340E, 343F, 343FR, 343FRM, 343R, 345, 345E, 345FX, 345FXT, 345R, 345RX, 350, 357XP, 359, 362, 362XP, 365, 365 X-Torq, 365H, 371K, 371XP, 371XPP, 372XP, 372XP X-Torq, 375K, 394XP, 395XP, 42, 445, 445E, 450, 455 Rancher, 455 Rancher II, 455E, 460, 461, 465 Rancher II, 51, 545, 55, 55 Rancher, 550XP, 550XPG, 555, 556, 560XP, 560XPG, 562XP, 562XPG, 565, 570, 570II, 572XP, 572XPG, 576XP, 576XP AutoTune, K650 ACTIVE, K650 Cut-n-Break, K750, K760, K760 Cut-n-Break, K760 Rescue, K770, K770 Dry Cut, K770 OilGuard, K770 Rescue, K770 VAC
Alternate Part Numbers:
503552201
Product Specifications
L&S Part No. | 503 55 22 01 |
---|---|
Part Type | Genuine Part |
Manufacturer | Husqvarna |
OEM No. | 503552201 |
Unit of Sale | 1 |
Applications | 246, 254, 257, 261, 262XP, 268K, 272K, 281, 288, 288XP, 334T, 336, 338XPT, 339XP, 340, 340E, 343F, 343FR, 343FRM, 343R, 345, 345E, 345FX, 345FXT, 345R, 345RX, 350, 357XP, 359, 362, 362XP, 365, 365 X-Torq, 365H, 371K, 371XP, 371XPP, 372XP, 372XP X-Torq, 375K, 394XP, 395XP, 42, 445, 445E, 450, 455 Rancher, 455 Rancher II, 455 RancherII, 455E, 455E Rancher II, 455ERancherII, 460, 461, 465 Rancher II, 465RancherII, 51, 545, 55, 55 Rancher, 550XP, 550XPG, 555, 556, 560XP, 560XPG, 562XP, 562XPG, 565, 570, 570II, 572XP, 572XPG, 576XP, 576XP AutoTune, 576XPAutoTune, K650 ACTIVE, K650 Cut-n-Break, K650ACTIVE, K650CUT-N-BREAK, K750, K760, K760 Cut-n-Break, K760 Cut-n-Break II, K760 II, K760 Rescue, K760CUT-N-BREAK, K760Cut-n-BreakII, K760II, K760Rescue, K770, K770 Dry Cut, K770 OilGuard, K770 Rescue, K770 VAC, K770DryCut, K770OilGuard, K770Rescue, K770VAC |
Machine Type | Disc Cutters, Brushcutters |
Fits Brands | Husqvarna |
Fits Models | K750 | K760 | 340 | K770 | K650 Cut-n-Break | K760 Cut-n-Break | K760 RESCUE | 246 | 254 | 257 | 261 | 262XP | 281 | 288 | 288XP | 334T | 336 | 338XPT | 339XP | 340E | 345 | 345E | 350 | 357XP | 359 | 362 | 362XP | 365 | 365H | 365X-TORQ | 371XP | 372XP | 372XP X-TORQ | 394XP | 395XP | 42 | 445 | 445E | 450 | 455E | 455E RANCHER II | 455 RANCHER | 455 RANCHER II | 460 | 461 | 465 RANCHER II | 51 | 545 | 55 | 55 RANCHER | 550XP, 550XPG | 555 | 556 | 560XP, 560XPG | 562XP, 562XPG | 565 | 570 | 570II | 572XP, 572XPG | 576XP | 268K | 272K | 371K | 343F | 343FR | 343R | 345FX | 345FXT | 345R | 345RX | 576XP AutoTune | K760 Cut-n-Break II | K760 II | K770 Dry Cut | K770 OilGuard | K770 Rescue | K770 SmartGuard | K770 VAC | 375K | 343FRM |