BSB Manufacturing Fuel Log, Adjustable, Aluminum, Black (Holley 4150 Carburetors) SKU BSB-4711 $150.00 Quantity discounts available QuantityPrice (0)No Reviews yet Number of Pieces Item Custom Price Quantity -+ Add to Cart Details BSB MFG #4711 Triple O-Ring design to eliminate Leakage. Allows length to be adjust to match fuel bowls. Fits Holley 4150 style carburetors. Details Back DetailsBSB MFG #4711 Triple O-Ring design to eliminate Leakage. Allows length to be adjust to match fuel bowls. Fits Holley 4150 style carburetors. Ratings & ReviewsNo reviews availableBe the first to Write a Review