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9" deck R3 #1141054
12/21/11 08:18 PM
12/21/11 08:18 PM
Joined: Jan 2010
Posts: 84
Minnesota
C
Coldart Offline OP
member
Coldart  Offline OP
member
C

Joined: Jan 2010
Posts: 84
Minnesota
Will a 4" stroke crank fit in a 9" deck R3?
If not what's the most that will fit?
Thanks

Re: 9" deck R3 [Re: Coldart] #1141055
12/21/11 08:38 PM
12/21/11 08:38 PM
Joined: Oct 2007
Posts: 3,978
Hilltown Pa
1967dartgt Offline
master
1967dartgt  Offline
master

Joined: Oct 2007
Posts: 3,978
Hilltown Pa
Yes.


Brett Miller W9 cnc'd heads
STR Chassis fabraction
Re: 9" deck R3 [Re: Coldart] #1141056
12/21/11 09:46 PM
12/21/11 09:46 PM
Joined: Jan 2007
Posts: 437
south central pa
bdaz smblk Offline
mopar
bdaz smblk  Offline
mopar

Joined: Jan 2007
Posts: 437
south central pa
Quote:

Will a 4" stroke crank fit in a 9" deck R3?
If not what's the most that will fit?
Thanks


Yes it will but if you run a 6" rod it don't give you much c/h and you will probably have to cut the counter weights on the crank so the piston doesn't rub.My motor is a 9" deck 6" rod 4" stroke with a 4.185 bore.


3120lb, small block, 10.5" tire, NA, through exhaust, full int, WITH 83/4 REAR, 9.0 at 150mph
Re: 9" deck R3 [Re: bdaz smblk] #1141057
12/22/11 12:02 AM
12/22/11 12:02 AM
Joined: Nov 2004
Posts: 4,330
Lynchburg, VA
Leon441 Offline
master
Leon441  Offline
master

Joined: Nov 2004
Posts: 4,330
Lynchburg, VA
9.00" deck 4.00" crank 6.00" rod 1.00" compression height piston with zero deck.


Career best 8.02 @ 169 at 3050# and 10" tires small block power.
Re: 9" deck R3 [Re: Leon441] #1141058
12/22/11 03:14 AM
12/22/11 03:14 AM
Joined: Feb 2007
Posts: 1,025
Las Vegas, NV
dodgeboy11 Offline
super stock
dodgeboy11  Offline
super stock

Joined: Feb 2007
Posts: 1,025
Las Vegas, NV
This is when knowing what the other brands run can come in handy. If you look at the 454 motown SBC it's running a 4.250 bore and a 4.000 stroke in a 9.025" deck block. Personally I would rather run a shorter stroke and wind it more, but that's just me.

Re: 9" deck R3 [Re: dodgeboy11] #1141059
12/22/11 10:12 AM
12/22/11 10:12 AM
Joined: Mar 2010
Posts: 601
Niles, Michigan
Hitman340 Offline
mopar
Hitman340  Offline
mopar

Joined: Mar 2010
Posts: 601
Niles, Michigan
Are you getting ready to get that thing together Mike?Keep us updated and have a merry-X-Mas.

Re: 9" deck R3 [Re: Leon441] #1141060
12/22/11 05:40 PM
12/22/11 05:40 PM
Joined: Jan 2007
Posts: 437
south central pa
bdaz smblk Offline
mopar
bdaz smblk  Offline
mopar

Joined: Jan 2007
Posts: 437
south central pa
Quote:

9.00" deck 4.00" crank 6.00" rod 1.00" compression height piston with zero deck.


My compression height is only .980


3120lb, small block, 10.5" tire, NA, through exhaust, full int, WITH 83/4 REAR, 9.0 at 150mph
Re: 9" deck R3 [Re: bdaz smblk] #1141061
12/23/11 12:37 AM
12/23/11 12:37 AM
Joined: Nov 2004
Posts: 1,745
Maryland
340_Dart Offline
top fuel
340_Dart  Offline
top fuel

Joined: Nov 2004
Posts: 1,745
Maryland
Kenny,
Didn't you originally have a 3.79" crank in your motor? Any ET difference from that to a 4" crank?

Re: 9" deck R3 [Re: 340_Dart] #1141062
12/23/11 12:39 AM
12/23/11 12:39 AM
Joined: Jan 2007
Posts: 437
south central pa
bdaz smblk Offline
mopar
bdaz smblk  Offline
mopar

Joined: Jan 2007
Posts: 437
south central pa
It has always been a 4" stroke.


3120lb, small block, 10.5" tire, NA, through exhaust, full int, WITH 83/4 REAR, 9.0 at 150mph






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