Briggs & Stratton Air Filter Cartridge. It is compatible with 3.5 HP - 5.75 HP Quantum's, 3 HP - 5 HP Horizontal Shaft & 625, 875 & 900 Series Engines. This DIY version of Briggs Service Part 491588S can be used with 5064K Pre-Cleaner. It measures 5-1/4" x 4-1/4" x 3/4".

• Briggs & Stratton Air Filter Cartridge
• Fits on 3.5 HP - 5.75 HP Quantum's, 3 HP - 5 HP Horizontal Shaft & 625, 875 & 900 Series Engines
• Can be used with 5064K Pre-Cleaner
• DIY version of Briggs Service Part 491588S
• 5-1/4 inch length x 4-1/4 inch width x 3/4 inch