Small Engine Repair Up to 20 Hp Review
Briggs and Stratton Vertical 17.5 HP 500cc INTEK Engine 9amp 1" x 3-5/32" #31R977-0054
$708.14
in stock
2 new from $708.14
Amazon.com
as of January 16, 2026 02:09
Features
- Cast iron cylinder sleeve and dual element air filter for extended engine life
- Patented linear balancing system provides smoother performance
- 9 amp/electric start only
- 1" x 3-5/32" shaft, tapped 7/16" with 1/4" keyway
- Common riding mower replacement engine
