Earls -16 to 1-5/16 - 12 (AN16) O-Ring Port - AT985016ERL oil-filler-caps 4 V8 1991 - 1993

4 V8 1991 - 1993 GMC K2500 454/7

Features include all 3

2L engines and manual transmission

The air tube connects to the water tight air box and features a clear lid for visual inspection of the high flowing 8-layer cotton gauze air filter

6 V8 1976 - 1978 Chevrolet K20 454/7

Earls -16 to 1-5/16 - 12 (AN16) O-Ring Port - AT985016ERL oil-filler-caps 4 V8 1991 - 1993Overview: Ideal for use on fuel pumps, fuel filters & regulators that use O Ring Port Fittings. Features: Made in the USA Available for Any Plumbing Situation And Many Custom Applications. Application: Year Make Model Submodel Engine Size Universal Specs: Adapter AN Size ( A ) 16 AN MALE Adapter Port Size ( B ) 1 5 16 12 (AN 16) Adapter Type AN Port Adapter Brand Earls Color Black Emission Code 5 Finish Anodized Black Material 2024 Aluminum Product