Air cleaner element (paper)
Verified- 17211-Z8B-901 — Honda GCV170LA (VIN GJAUA-1000001 through 9999999)
ELEMENT, AIR CLEANER 17211-Z8B-901 — confirmed identical on GCV170LA types S3B and A1A. Fitted on Honda HRN216 mowers among others.
Source: Shank's Lawn Honda (authorized dealer) — Honda Engines GCV170LA S3B Air Cleaner OEM diagram — AIR CLEANER, Ref 2: ELEMENT, AIR CLEANER — 17211-Z8B-901. Same element on the GCV170LA A1A Air Cleaner diagram.
Flywheel key (special woodruff 25x18)
Verified- 13331-Z8B-900 — Honda GCV170LA S3B (VIN GJAUA-1000001 through 9999999)
KEY, SPECIAL WOODRUFF (25X18) 13331-Z8B-900. Verified on type S3B. Torque the flywheel nut to the shop manual figure after replacement or the new key shears again.
Source: Shank's Lawn Honda (authorized dealer) — Honda Engines GCV170LA S3B Flywheel OEM diagram — FLYWHEEL, Ref 1: KEY, SPECIAL WOODRUFF (25X18) — 13331-Z8B-900.
Ignition coil assembly
Verified- 30500-Z9L-004 — Honda GCV170LA S3B (VIN GJAUA-1000001 through 9999999)
COIL ASSY., IGNITION 30500-Z9L-004. Verified on type S3B; other GCV170LA types very likely share it but were not individually checked — confirm your type code (after the model on the engine) if ordering sight unseen.
Source: Shank's Lawn Honda (authorized dealer) — Honda Engines GCV170LA S3B Flywheel OEM diagram — FLYWHEEL, Ref 3 and 16: COIL ASSY., IGNITION — 30500-Z9L-004.
Spark plug NGK BPR5ES
Verified- 98079-55846 — Honda GCV170LA (VIN GJAUA-1000001 through 9999999)
SPARK PLUG (BPR5ES) (NGK), Honda part 98079-55846 — confirmed identical on GCV170LA types S3B and A1A. NGK BPR5ES is the same plug at any parts counter.
Source: Shank's Lawn Honda (authorized dealer) — Honda Engines GCV170LA S3B Cylinder Head OEM diagram — CYLINDER HEAD, Ref 8: SPARK PLUG (BPR5ES) (NGK) — 98079-55846. Same plug on the GCV170LA A1A Cylinder Head diagram.
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