SORRY. NO LONGER AVAILABLE AND NO GOOD SUBSTITUES!

Holley 650 CFM 4 barrel carburetor is designed to replace Rochester Quadra-Jet 4 barrel carburetors.

• Holley marine carburetor
• Model 4175
• 4 BBL
• Spread bore
• Air and fuel flow rated for 650 cfm
• J tube directs fuel and fumes back into the carburetor for safe operation in marine applications
• Vacuum secondaries
• Electric choke
• 30cc accelerator pump
• Single fuel inlet
• 5 in. airhorn
• May require spacer to clear water outlet in some applications
• Holley diaphragm spring kit p/n 20-13 (sold separately) changes secondary throttle operating ranges
• Holley renew p/n 703-34 (sold separately)
• Replaces Mallory 9-34057
• Replaces Crusader RF052009

DOES NOT COME WITH SPACER GASKET!
Please click HERE to add spacer gasket; Part # RM0054B