Find a cable like the one listed. Use what you need from it & toss the rest. I did this several times before I sprung for some bulk rolls of casing & wire.
https://www.amazon.com/Lakeyulystore-Throttle-Control-Replacement-Ore-gon/dp/B0CX1K1TJ8/ref=sr_1_9?dib=eyJ2IjoiMSJ9.qa4QA3I3JGxBOigy8W0aikT7iEGflzDohLTD3PrHTMgVQAM2wmlinjyVOHi5w0Mul8_aDH9NHSTRJb-w158wGE1Fu4dT_RwNJWruL4T-21YUu6U-lpYUGTckT2cPl8tWvCKLbya0i3_BfeZ1f4R-IKpizri1Nns-N9BaPiYzCHu7_D69_gpklGP_98S4fuypf50EoG1c1SPquvVomQLhfBFV686Q97eGDdLtSP393NY.wFLlxCZX5NvWxKplJDet8wD5QwkApU76OckLOw-Qd2U&dib_tag=se&hvadid=695298556000&hvdev=c&hvexpln=67&hvlocphy=9019452&hvnetw=g&hvocijid=6560737869379746165--&hvqmt=e&hvrand=6560737869379746165&hvtargid=kwd-5219415829&hydadcr=7142_13183547&keywords=lawn+mower+throttle+cable&mcid=07ee6bec467032ed91934ea258bf6aa2&qid=1749075174&sr=8-9