Tillotson HU / TK Carburetor Diaphragm for Stihl Alpina Castor Chainsaws

Single replacement diaphragm compatible with Tillotson HU and TK series carburetors, ideal for the maintenance and overhaul of Stihl, Alpina, and Castor chainsaws.

Replacement part designed to restore:

• Proper fuel delivery
• Idle stability
• Smooth starting
• Engine performance

Ideal for replacing worn or damaged diaphragms in Tillotson carburetors used on professional and hobby chainsaws.

✅ Tillotson Carburetor Compatibility

• Tillotson HU
• Tillotson TK
• Tillotson TK1
• Tillotson TK6
• Tillotson TH48

✅ Kawasaki Brush Cutter Compatibility 

TD24, TD25, TD33, TD40, TG20, TG24, TG25, TG33

✅ Alpina Chainsaw Compatibility

Alpina A40, Alpina A41, Alpina A45

✅ Castor Chainsaw Compatibility

Castor C40, Castor C41, Castor C45

✅ Stihl Chainsaw Compatibility

Stihl 020, 020AV, 020S, 024, 028WB, 028AV, 030, 030AV, 031, 031AV, 032, 032AV

h2>✅ Homelite and Shindaiwa Carburetor Code Compatibility

A98064-11, A98091 ,2000-81931, 70036-98020, 99909-105

🔧 Technical Specifications

• Type: Single carburetor diaphragm
• Compatibility: Tillotson HU / TK
• Material: Metal, plastic, and canvas-backed rubber
• Quality aftermarket replacement part
• Condition: New
• Inspected before shipping

⚠️ Check Compatibility

Before purchasing, always check:

• Carburetor code
• Chainsaw compatibility
• Shape of the original diaphragm
• Product images

Comparing the original replacement part with the images in the listing helps avoid compatibility errors.

📦 Fast Shipping

Fast shipping via Poste Italiane or Express Courier with tracking.

🔄 Returns and Warranty

Returns available within 30 days in accordance with current regulations. All replacement parts are carefully inspected before shipping.

📞 Customer Support

For information or questions about compatibility, you can contact us directly. Fast pre- and post-sales support.

🔧 Keep your Tillotson carburetor running efficiently with professional-quality diaphragms.

Compatible with Tillotson HU, Tillotson TK, Tillotson TK1, Tillotson TK6, Tillotson TH48 Carburetors Compatible with Alpina A40, Alpina A41, Alpina A45 Chainsaws Compatible with Castor C40, Castor C41, Castor C45 Chainsaws Compatible with Stihl 020, Stihl 020AV, Stihl 020S, Stihl 024, Stihl 028WB, Stihl 028AV, Stihl 030, Stihl 030AV, Stihl 031, Stihl 031AV, Stihl 032, Stihl 032AV Chainsaws