Author Topic: WTB 1970 Challenger Locking Gas Cap and Mopar RWB L72 1851658 Oil Filter  (Read 3090 times)

Offline kna4977

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Looking for a locking gas cap insert and a Mopar red white and blue L72 1851658 oil filter.  See pics.  If you can help please let me know.





Offline kna4977

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Gas cap

Offline 1 Wild R/T

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Red Whit & blue filter was service replacement, IE the oil had been changed... Factory built the car had a green filter...

On the gas cap you need to specify 49 state to California emissions....
JS27N0B 70 Challenger R/T Convertible  FJ5 Sublime, Show Poodle w/90,000 miles since resto
WS27L8G 68 Coronet R/T Convertible  PP1 Bright Red, Project
RM21H9E 69 Road Runner Coupe R4 Performance Red, Sold...
5H21C  65 Falcon 2 dr Wagon... Dog Hauler...

Offline AARTA340

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Red Whit & blue filter was service replacement, IE the oil had been changed... Factory built the car had a green filter...

Can you elaborate on this? i am curious on this.

thanks

On the gas cap you need to specify 49 state to California emissions....

Offline 1 Wild R/T

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49 state = non-vented   California & 71 all = pressure vacuum

JS27N0B 70 Challenger R/T Convertible  FJ5 Sublime, Show Poodle w/90,000 miles since resto
WS27L8G 68 Coronet R/T Convertible  PP1 Bright Red, Project
RM21H9E 69 Road Runner Coupe R4 Performance Red, Sold...
5H21C  65 Falcon 2 dr Wagon... Dog Hauler...

Offline AARTA340

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 :2thumbs: Thanks, just learned something!! :cheers:

Offline 1 Wild R/T

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In 70 49 state certified vehicles had an open vent into the right frame rail... California cars captured the evaporating fuel vapors & plumbed them to the engine crankcase, when the engine was started the vapors were drawn into the intake & burned... In 71 to conform with federal emissions rules Chrysler expanded the use of the evaporative controls to all vehicles sold in the US...Mostly the system worked... But there were a few crankcase explosions due to the vapors igniting... In 72 Chrysler went to a Charcoal canister similar to what GM & Ford had been using since 70...
« Last Edit: July 25, 2015 - 09:47:31 PM by 1 Wild R/T »
JS27N0B 70 Challenger R/T Convertible  FJ5 Sublime, Show Poodle w/90,000 miles since resto
WS27L8G 68 Coronet R/T Convertible  PP1 Bright Red, Project
RM21H9E 69 Road Runner Coupe R4 Performance Red, Sold...
5H21C  65 Falcon 2 dr Wagon... Dog Hauler...

Offline kna4977

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Not vented on the cap.  Not a CA car.  Want the RWB replacement filter.  Not the textured green assembly line one.

Offline Falbz

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:2thumbs: Thanks, just learned something!! :cheers:

Same here - great info  :wave:

Offline anlauto

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  • I'm Alan G...I'm a Mopar Addict
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I've taught you everything you know.....but I haven't taught you everything I know !
www.alangallantautomotiverestoration.com

Offline kna4977

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 :popcorn:
EBay is your friend:

Oil Filter: http://www.ebay.com/itm/New-NOS-MOPAR-OIL-FILTER-1851658-L-72-/321683810510?hash=item4ae5d968ce&vxp=mtr


Must be a later edition.  The stripes don't go all the way around.  I'm looking for one that is like the one in the pic I posted.