Jenvey Pinto 114x45mm Machined 50DP Carbon Airbox BackplateJenvey Dynamics 50 mm Deep Carbon Fibre Airbox Back Plate Machined with 114mm Centres x 45mm Bore for Ford Pinto Engines. This Airbox Backplate creates more room for Fuel Rail and Throttle Linkages. This also can use a slimmer Air Filter. With this Airbox using 90 mm Air Horns we use a 90 mm Deep Filter which in most applications is much easier removed and fitted when in place. Specifications Engine Pinto Bore Diameter 45 mm Centres 114 mm Depth 50 mm