Mopar 5303 2221AA, Engine Expansion Plug 068180017089 B1 (thiamine)

B1 (thiamine)

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adjustable by 10 RPM increments to optimize use of your engine's power band and improve vehicle run performance

Contemporary In Styling And Luxurious In Design

Mopar 5303 2221AA, Engine Expansion Plug 068180017089 B1 (thiamine)Genuine Mopar OEM product Non MDS Hemi Block Plug2003 08 5. 7L 6. 1L Hemi without MDS 1 pkg Order QTY 4 for engine setNote: This plug is used in place of the MDS Valve on engines that don't have a Multiple Displacement System (MDS). Most 5. 7L engines from 2003 08 had MDS that shut down some cylinders to conserve fuel. Four of these plugs are used with two sets of Tappets 312 53021720AE to convert a 5. 7L engine to non MDS. Ideal for engine