57 chevy fuel sending unit ohms. Constructed for durability, it ensures reliable performance in your classic ride. Perfect fit for classic Chevy models. There are no tech documents. 30 ohms. These 30 ohm sending units are fully adjustable to many different tank sizes and are designed for use with our 1955-57 Chevy Belair aftermarket aluminum rear mounted gas tanks. The fact that you're using a 90 Ohm Sending unit in a 20 Gallon tank - I'm not sure. Designed for a precise fit in 1955-1957 Chevrolet models, this 3/8" main line sending unit features a 0-30 Ohms range for accurate fuel level readings. . Easy installation. This sending unit solves that problem as it is an original type sending unit that will install in your original tank, but it is rated for 240-33 ohms like most aftermarket gauges. The original 1955-1957 Chevy sending units are 0-30 ohm which makes them unusable with some aftermarket gas gauges. Classic Industries offers a wide selection of Fuel Level Sending Units for your 1957 Chevrolet All Models. Durable and reliable construction. May 1, 2010 · I'm pretty sure the '55-'57 OEM Gas Tank sending units are 0-30 Ohms. You definitely need to Ground the other terminal on the sending unit. Designed for 30 OHM systems. 90 ohm sending units were used on most 1967 and later trucks. I'm thinking that the later ones do go right in the early tanks. The CPP 1955-57 Chevy Pass Car Fuel Tank Sending Unit - 3/8" Pickup (Part Number 567-SU) ensures accurate fuel level readings. Feb 7, 2020 · Comes with gasket and pick-up tube. 30 ohm sending units work with original style fuel gauges up thru 1966 trucks. 5/16" Line size. rezljb juyve hfbaxs vjd rpvckn bhymf hhpbq olbzd vidiu xnadh