Petcocks & Gas Caps

3/8" NTP chrome petcock for 1966-1974 Harley Davidsons or custom gas tanks with a 3/8" NPT bung.  Outlet is angled 90 degree and fits 1/4" ID fuel ...

This vented cam or bayonet-style gas cap fits most custom gas tanks and Harley Davidson gas tanks from 1936-1982.  On stock Harley motorcycles runn...

1/4" NPT petcock will fit many custom motorcycle gas tanks, or other power sports applications.  Male 1/4" national pipe threads with straight outl...

1/4" NPT petcock will fit many custom motorcycle gas tanks or other power sports applications.  Male 1/4" national pipe threads with 90 degree outl...

Compact 1/4" NPT mini petcock with filter screen and reserve.  This petcock will fit most tanks sold by Throttle Addiction.  Straight outlet barb f...

1/4" NTP chrome petcock for custom gas tanks with a 3/8" NPT bung.  Outlet is angled 90 degrees and fits 1/4" ID fuel line.   Features: On, off...

This non-vented cam or bayonet-style gas cap fits Harley Davidson gas tanks from 1936-1982.  On stock Harley motorcycles running two separate fuel ...

Screw-in gas cap for Harley Davidson gas tanks from 1982 - early 1996.  This is a vented cap used on single filler gas tanks, or the right side cap...

3/8" NPT chrome petcock for custom gas tanks with a 3/8" NPT bung.  Outlet is straight and fits 1/4" ID fuel line.   Features: On, off and reserve...

Direct replacement for HD part number 62168-81.  Fits stock Harley Davidson motorcycles from 1975-2006 or custom gas tanks with male 22mm bung.  Ou...

Direct replacement for HD part number 62168-81.  Fits stock Harley Davidson motorcycles from 1975-2006 or custom gas tanks with male 22mm bung.  St...

Prism Motorcycle Supply manufactures these unique petcocks in the USA.  This brass petcock fits 1/4" NPT bungs on your gas tank. It features a 5/16...

Prism Motorcycle Supply manufactures these unique petcocks in the USA.  This brass petcock fits 1/4" NPT bungs on your gas tank. It features a 5/16...

Prism Motorcycle Supply manufactures these unique petcocks in the USA.  This brass petcock fits 3/8" NPT bungs on your gas tank. It features a 5/16...

Prism Motorcycle Supply manufactures these unique petcocks in the USA.  This brass petcock fits 3/8" NPT bungs on your gas tank. It features a 5/16...

90 degree elbow hose barb.  1/4" NPT threads with nipple for 1/4" ID hose.  Chrome-plated brass. Made in the USA.  Great for oil tanks or gas tanks.

90 degree elbow hose barb.  1/8" NPT threads with nipple for 1/4" ID hose.  Chrome-plated brass. Made in the USA.  Great for oil tanks or gas tanks.

90 degree elbow brass hose barb.  1/8" NPT threads with nipple for 1/4" ID hose.  Made in the USA.  Great for oil tanks or gas tanks.

1/4" NPT Allen head plug is great for capping off extra bungs on gas tanks or oil tanks.  Chrome-plated brass.  Made in the USA.

This vented cam or bayonet-style gas cap fits Harley Davidson gas tanks from 1936-1982 and most of the custom gas tanks we sell. Features: Matt...

This vented gloss black cam or bayonet-style gas cap fits Harley Davidson gas tanks from 1936-1982 and most of the custom gas tanks sold by Throttl...

Compact 1/4" NPT petcock with filter screen, outlet barb to fit 1/4" fuel line.  On / Off only, No reserve setting.  This petcock will fit most tan...

Screw-in gas cap for Harley Davidson gas tanks from late 1996 -2019.  This is a vented cap used on single filler gas tanks, or the right side cap o...

1/4" NTP Black Petcock for custom gas tanks with a 3/8" NPT bung.  Outlet is angled 90 degree and fits 1/4" ID fuel line.   Features: On, Off a...

1/4" NTP chrome petcock for custom gas tanks with a 1/4" NPT bung.  Outlet is straight and fits 1/4" ID fuel line.     Specs: Black finish Re...

Direct replacement for HD part number 62168-81.  Fits stock Harley Davidson motorcycles from 1975-2006 or custom gas tanks with male 22mm bung.  St...

Fits stock Harley Davidson motorcycles from 1975-2006 or custom gas tanks with male 22mm bung.  Outlet is left (forward facing) and uses ¼” ID fuel...

Direct replacement for HD part number 62168-81.  Fits stock Harley Davidson motorcycles from 1975-2006 or custom gas tanks with male 22mm bung.  Ou...

Low-profile, vented gas cap for bobbed tanks. Aluminum with a chrome finish, screw-in type.  Fits all makes of Harley Davidson models 1982 and up.

This is a mini British style 2in gas cap. It is vented and has a spot to hook a retainer chain. Chrome-plated, made in England by the original fact...

Brass 3/8" NPT pipe plug, great for unused petcock bungs in gas tanks.  

Gas cap with cork gasket for classic British motorcycles. Fits most vintage Triumph and BSA motorcycles.   3.5mm - Vented - Chrome

Vintage British motorcycles use petcocks with 1/4 inch BSP (British Standard Parallel) threads. This reproduction petcocks features all metal inter...

Brass 3/8" NPT X 3/8" ID hose straight fitting. 

Petcock replaces the needle valve seat on and S&S "E" carburetor. Features full brass construction and mounts directly to the carburetor. Rep...

Pop-Up Screw-in Smooth Gas Caps in smooth vented black.  Includes multiple gaskets for fitment options Fitment: 1996-UP HD (except 2004-2006 XL)

3/8" NPT Allen head plug is great for capping off extra bungs on gas tanks or oil tanks.  Chrome-plated brass.  Made in the USA.

Round detent valves with levers with positive stops for the On and Reserve and a detent for the Off in the center position Valves feature a ...

These motorcycle gas tank rubber knee pads are an easy install for a custom look.  They affix to your motorcycle gas tank with double sided adhesiv...

These motorcycle gas tank rubber knee pads are an easy install for a custom look.  They affix to your motorcycle gas tank with double sided adhesiv...

Compact 180 deg. 1/4" NPT petcock fuel valve with filter screen.  On / Off only, No reserve setting.  This petcock is great for most custom motorcy...

1/8" NPT Allen head plug is great for capping off extra bungs on gas tanks or oil tanks.  Chrome-plated brass.  Made in the USA.

90 degree elbow hose barb.  1/8" NPT threads with nipple for 3/8" ID hose.  Brass. Made in the USA.  Great for oil tanks or gas tanks.

Pangea Speed 1/4" NPT petcock, push in and slightly turn and BOOM the gas is flowing.    Fits 1/4" line. Patented Design.

Prism Motorcycle Supply manufactures these unique petcocks in the USA.  This brass petcock fits 1/4" NPT bungs on your gas tank. It features a 5/16...

Chrome Cap with Weld-In Bung- 142   1 5/8 did Chrome Plated Steel Filler Cap and raw steel Bung. Great for building custom oil tanks and...

Vintage British motorcycles use petcocks with 1/4 inch BSP (British Standard Parallel) threads. This reproduction petcocks features all metal inter...

Elevate your motorcycle's fuel management with Prism's precisely-engineered 1/4" NPT Petcock. Tailored for those who demand uncompromised quality a...