"933" valve spring installed height - Moparts Forums

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"933" valve spring installed height #2651757 05/03/19 10:24 PM 05/03/19 10:24 PM
Joined: Jun 2007 Posts: 145 Chicagoland 'Burbs S SlickRS23 OP member
SlickRS23 OP member S Joined: Jun 2007 Posts: 145 Chicagoland 'Burbs	Was wondering, are the mopar "933" valve springs installed at the stock height of 1.83" to 1.86" or at 1.875-1.880 height. It's a 440 with '906 heads and .480 lift cam. Thanks, Jeff

Re: "933" valve spring installed height [Re: SlickRS23] #2651777 05/04/19 12:19 AM 05/04/19 12:19 AM
Joined: Jan 2003 Posts: 2,001 s. e. pa. C calrobb2000 top fuel
calrobb2000 top fuel C Joined: Jan 2003 Posts: 2,001 s. e. pa.	hi with a 480 lift you will be fine 1.860 to 1.880 . they are strong reliable springs ! mine have been on engine for over 30 years and never failed 5800--6200 rpm . 12.3 @ 111 mph

Re: "933" valve spring installed height [Re: calrobb2000] #2651795 05/04/19 08:10 AM 05/04/19 08:10 AM
Joined: Jun 2008 Posts: 3,916 usa L lewtot184 master
lewtot184 master L Joined: Jun 2008 Posts: 3,916 usa	those springs coil bind quickly. try to get 1.88" if you can. they won't take much lift.

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