GX160 H1 QX2 (GCAAH) - Honda Engine, Made in China (SN: GCAAH-1000001 - GCAAH-9999999). GX160 K1 AR/A (GC02) - Honda Engine, Made in Japan (SN: GC02-8670001 - GC02-9099999). GX160 K1 AR/B (GCAAK) - Honda Engine, Made in Japan (SN: GCAAK-1000001 - GCAAK-9999999).
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