Small Block Chevy builders and restorers - this A-Premium oil pump is exactly what you need for your 1965-1994 SBC engine! This standard volume oil pump fits 283, 305, 327, 350, and 400 cubic inch engines, plus compatible Buick, Cadillac, GMC, Oldsmobile, and Pontiac applications with 4.3L, 5.0L, and 5.7L engines. The cast iron housing provides durability, and it replaces OEM numbers M55, 2244146, 10055849, and several others. This is a standard volume and pressure pump with a 5/8-inch screen inlet - perfect for stock rebuilds and most performance applications. The gear-type design ensures reliable oil circulation to keep all your engine components properly lubricated and cooled. Important note: this pump doesn't include the pickup screen or steel drive shaft, so you'll need to reuse your existing ones or purchase them separately. Installation is straightforward if you're comfortable with engine work - just make sure to properly prime the pump before starting your engine. A-Premium backs this with a one-year unlimited-mileage guarantee, giving you confidence in the quality. Whether you're rebuilding an engine, replacing a failed oil pump, or doing preventative maintenance on a high-mileage engine, this pump delivers OEM-level performance at an affordable price. The quality construction matches or exceeds original specifications, ensuring your engine gets the oil pressure it needs for long, reliable service life.
