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440 R/RB....whats the difference? #166697 12/12/08 08:41 PM 12/12/08 08:41 PM
Joined: Apr 2008 Posts: 233 WV,USA W wvmarv OP enthusiast
wvmarv OP enthusiast W Joined: Apr 2008 Posts: 233 WV,USA	What is the difference between a 440R and a 440RB engine?

Re: 440 R/RB....whats the difference? [Re: wvmarv] #166698 12/12/08 08:46 PM 12/12/08 08:46 PM
Joined: Mar 2007 Posts: 3,291 West Coast, USA jbc426 master
jbc426 master Joined: Mar 2007 Posts: 3,291 West Coast, USA	Never heard of a 440 "R" Always heard of 440's referred to as Raised Block = "RB" because of the additional heigth of the block beyond that of the 383 block. 1970 Plymouth 'Cuda #'s 440-6(block in storage)currently 493" 6 pack, Shaker, 5 speed Passon, 4.10's 1968 Plymouth Barracuda Convertible 408 Magnum EFI with 4 speed automatic overdrive, 3800 stall lock-up converter and 4.30's (closest thing to an automatic 5 speed going)

Re: 440 R/RB....whats the difference? [Re: jbc426] #166699 12/12/08 08:48 PM 12/12/08 08:48 PM
Joined: Jan 2004 Posts: 5,476 3 340dart4spd Parts Problem
340dart4spd Parts Problem 3 Joined: Jan 2004 Posts: 5,476	Quote: Never heard of a 440 "R" Always heard of 440's referred to as Raised Block = "RB" because of the additional heigth of the block beyond that of the 383 block. a 383 is a b block

Re: 440 R/RB....whats the difference? [Re: 340dart4spd ] #166700 12/12/08 09:06 PM 12/12/08 09:06 PM
Joined: Mar 2008 Posts: 407 NE Indiana momopar mopar
momopar mopar Joined: Mar 2008 Posts: 407 NE Indiana	Quote: Quote: Never heard of a 440 "R" Always heard of 440's referred to as Raised Block = "RB" because of the additional heigth of the block beyond that of the 383 block. a 383 is a b block Late '50s 383 was an RB

Re: 440 R/RB....whats the difference? [Re: momopar] #166701 12/12/08 09:33 PM 12/12/08 09:33 PM
Joined: Jan 2004 Posts: 5,476 3 340dart4spd Parts Problem
340dart4spd Parts Problem 3 Joined: Jan 2004 Posts: 5,476	Quote: Quote: Quote: Never heard of a 440 "R" Always heard of 440's referred to as Raised Block = "RB" because of the additional heigth of the block beyond that of the 383 block. a 383 is a b block Late '50s 383 was an RB wow and I learned something today.. I didnt know that.. thanks

Re: 440 R/RB....whats the difference? [Re: 340dart4spd ] #166702 12/12/08 10:08 PM 12/12/08 10:08 PM
Joined: Jan 2003 Posts: 25,200 Upper Midwest M MoparforLife Too Many Posts
MoparforLife Too Many Posts M Joined: Jan 2003 Posts: 25,200 Upper Midwest	Quote: Quote: Quote: Quote: Never heard of a 440 "R" Always heard of 440's referred to as Raised Block = "RB" because of the additional heigth of the block beyond that of the 383 block. a 383 is a b block Late '50s 383 was an RB wow and I learned something today.. I didnt know that.. thanks One year only - 1959.

Re: 440 R/RB....whats the difference? [Re: MoparforLife] #166703 12/12/08 10:39 PM 12/12/08 10:39 PM
Joined: Dec 2003 Posts: 5,314 Carstairs, Alberta, Canada dave571 master
dave571 master Joined: Dec 2003 Posts: 5,314 Carstairs, Alberta, Canada	Iv'e never heard of a 440 R motor either 440's are RB's. ( as are 426 wedge, 413, rb 383 ) 383's are B's (as are 350's 361, and 400) Even the hd 440 industrial motor's are pretty much the same block, just other differences, like heads, etc..

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