Shaker Base Plate: 77-79 Trans Am w/ 403 Olds V8This for the 77 79 Pontiac Trans Am with the OLDS 403 V8 .. its the underside of the fibreglass shaker. It clamps onto the top ring of the specific air filter housing. You would buy this if replacing the lid .. OR changing from another engine brand back to a 403 Olds.. The Olds shaker base has suttle differences to other base plate.. offset is different to Pontiac 301 or 400V8 pr Chev SB in this shaker base plate due to offsets and extended depths of
Shopping security
Each payment you make on thelockerguy is secured with strict SSL encryption and PCI DSS data protection protocols