S1-7945-1671/B Coleman Pilot Tube 1/8" X 18" ALUMINUM With Brass Fittings

S1‑7945‑1671/B — Coleman / York Flexible Pilot Tube (1/8" × 18") The S1‑7945‑1671/B is a genuine OEM flexible pilot tube used on Coleman and York standing‑pilot furnace systems. This 17.75" aluminum tube includes two 3/16" brass compression fittings and connects the gas valve to the pilot burner. Manufactured by BASCO Gas Products, this tube replaces 7945‑1671, 7945‑167, 7945‑1671/A, Y99AR‑02, 7660‑1661, and 7660‑166. Ideal for restoring safe, reliable pilot flame operation. Pilot burner sold separately.

Frequently Bought Together: YORK S1-9880A0161 Pilot Assembly, ROBERTSHAW 1830-004 Pilot Assembly 

Installation Notes

• Designed for standing‑pilot furnace systems

• Compression fittings seat directly into:

  • Pilot burner inlet

  • Gas valve pilot outlet

• Aluminum tube can be hand‑formed for routing

• Always check for:

  • Cracks

  • Kinks

  • Loose compression nuts

• Strongly recommended: Replace the pilot burner assembly at the same time (OEM guidance)

Replaces / Supersedes

• 7945‑1671

• 7945‑167

• 7945‑1671/A

• Y99AR‑02

• 7660‑1661

• 7660‑166

These are all legacy Coleman/York pilot tube SKUs — S1‑7945‑1671/B is the current OEM replacement.

• Material: Aluminum

• Length: 17.75" (listed as 18")

• Tube OD: 1/8"

• Ends: Two 3/16" brass compression fittings

• Function: Flexible pilot tube connecting gas valve → pilot burner

• Manufacturer: BASCO Gas Products

560742860