✅ Part ID: 165X76SEMA – Genuine Briggs & Stratton Extension Spring - Official name: Spring‑Extension, made in USA – original OEM part. - Use: Standard tension spring, most commonly for governor linkage, throttle return, or brake mechanism on single‑cylinder Briggs engines (including 90000, 100000, 120000, 190000 series used in mowers, generators, tillers). - Cross‑codes: Replaces older part 165X76; the “SEMA” suffix is the current manufacturing revision. ???? UK Price (2026) - New genuine: £5–£8 inc VAT
