Description:

PUROLATOR PG‑37 — VENTED GAS CAP

Type: Vented Fuel Tank Cap

Brand: Purolator

Style: Standard vented, twist‑on

Era: 1960s–1970s domestic vehicles

The PG‑series was Purolator’s line of fuel caps, with PG‑37 being one of the most widely used vented caps for GM and other domestic makes.

🚗 FITMENT — TYPICAL APPLICATIONS

CHEVROLET (1960s–1970s)

• C/K trucks

• G‑series vans

• Nova

• Chevelle

• Impala / Bel Air / Biscayne

• Early Suburban

• Many models with vented fuel systems

GMC

• Light trucks

• Vans

• Utility vehicles

FORD (select models)

• Some 1960s–early 1970s cars and trucks with vented caps

CHRYSLER (limited)

• Some early vented‑neck applications

NOTES

• PG‑37 is vented, meaning it is used on fuel systems without a sealed/evaporative emissions system.

• Pre‑1971 GM trucks and many pre‑1970 GM cars used vented caps.

📘 SPECIFICATIONS

• Type: Vented gas cap

• Neck style: Standard twist‑on

• Material: Steel body with plated finish

• Vent: Atmospheric venting (non‑emissions)

• Use: Pre‑EVAP fuel systems