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INFO, H20 PUMP, PULLEY, BRKTS, BELTS, EARLY & LATE

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PHAT69AMX View Drop Down
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    Posted: Feb/18/2020 at 3:36pm
Doing research, mechanical drawing background.

Might someone be so kind to get and share the below dimensions
for the early Short Water Pump AMC 1972 & older

# 319 3354 = Water Pump / Fan Pulley and
# 448 7181 = Crank / Dampner 3-Bolt Pulley ?

No longer have parts on-hand.  Did get dimensions from a 1973 4-Bolt 401 set-up, see sketch.

Wanting to do a dimensional stack-up comparison between early and late and see
by dimensions just what the Fan Belt Centerline location difference might come out to...

Below are pulley dimensions are from a 1973 401 Ambassador Wagon with TALL Water Pump
# 321 6614 = Water Pump / Fan Pulley
# 321 6613 = Crank / Dampener 4-Bolt Pulley

What is needed / requested are these dimensions for the early short water pump pulleys called out above and the only have 1 or 2 grooves I'm pretty sure, single groove info would be fine.  Thanks




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Post Options Post Options   Thanks (0) Thanks(0)   Quote Trader Quote  Post ReplyReply Direct Link To This Post Posted: Feb/18/2020 at 4:40pm
This is a 67 343 Crankshaft, don't have the water pump pulley:



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Post Options Post Options   Thanks (0) Thanks(0)   Quote PHAT69AMX Quote  Post ReplyReply Direct Link To This Post Posted: Feb/26/2020 at 1:45pm
This is a picture of the AMC V8 mid-68 thru 1972 early short water pump
FAN / WATER PUMP PULLEY # 319 3354 that dimensions from are being sought.
It would be greatly appreciated if someone who has one could post some dimensions
like shown in the previous sketch so a dimensional stack-up can be done.
Understanding is it is 6-1/4" Diameter and 2-5/16" +/- 2-3/8" 'deep' overall.
Pretty sure it is stamped with only an 'S' and not the above part number, Thanks Cool 


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Post Options Post Options   Thanks (0) Thanks(0)   Quote Trader Quote  Post ReplyReply Direct Link To This Post Posted: Feb/26/2020 at 4:27pm
According to the Jeep Forums:
Pulleys:
Early "wide" pulley 3.50" tall 3186331
Later "narrow" pulley 2.31" tall 3193354

A lot of details on this page:
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Post Options Post Options   Thanks (0) Thanks(0)   Quote PHAT69AMX Quote  Post ReplyReply Direct Link To This Post Posted: Feb/26/2020 at 4:37pm
Understanding is the 1st 1967 AMC V8's thru mid year 1968 had a different height water pump.
Mid 1968 per Notes 2-9 & 2-10 is when the 'short' AMC V8 Water pump came out.

Currently working dimensional stack-up comparison between 68-72 'short pump' & 73 & Up 'long pump'.

This is from the 1967-72 AMC Parts Manual.

Note *2-9 = Fan Pulley is 3-1/2" wide ( deep ).
On 68 01 (V8) used prior to Car Sequence No. E-054597;
On 68 10 (V8) prior to W-060595;
On 68 30 used prior to Car Sequence No. E-049017;
On 68 70 used prior to Car Sequence No. E-049017; and
On 68 80 (V8) prior to W-061846.

Note *2-10 = Fan Pulley is 2-5/16" wide ( deep ).
On 68 01 (V8) used beginning with Car Sequence No. E-054597;
On 68 10 (V8) used beginning with W-060595;
On 68 30 used beginning with Car Sequence No. E-049017;
On 68 70 used beginning with Car Sequence No. E-049017; and
On 68 80 (V8) used beginning with W-061846.




Edited by PHAT69AMX - Feb/26/2020 at 4:46pm
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Post Options Post Options   Thanks (0) Thanks(0)   Quote PHAT69AMX Quote  Post ReplyReply Direct Link To This Post Posted: Apr/02/2020 at 5:56pm
Might someone please have an early WATER PUMP PULLEY they would measure like the above sketch and post the dimensions of?
Since we're all on lockdown figured someone might maybe.
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