【Compatible Models】: Fit for Holley 4160 Series Vacuum Secondary Carbs 570 / 600 / 650 / 670 / 750 & 770 cfm 【Compatible Models】: Fit for Holley List Numbers 1850 / 3310 / 8007 / 9015 / 9776 / 80457 / 80508 / 80570 / 80670 & 80770 【Replacement Part Number】: 159064 【High Quality】: Made of high-quality and durable materials, it has undergone 100% factory testing and meets or exceeds OEM quality standards. 【Customer Happiness】: Before purchasing, ensure that the model, year, appearance and function are consistent with the original.If you receive any issues with the product, please feel free to contact us and I will provide you with a perfect solution. Carburetor Rebuild Kit Compatible with Holley Performance 4160 Series 1850 3310 9776 80457 80508 80570,for Vacuum Secondary Carbs 80670 80770 159064 37-119