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View Full Version : RETed's "HOW MUCH DOES FC STUFF WEIGH"


Phoenix7
03-28-2008, 03:11 AM
FEEL FREE TO ADD RELEVANT COMPONENT WEIGHTS. ANY COMMENTS WILL BE DELETED.

Ever really wondered what stuff weighs???

1989 GTUs rims (two measured): used, both include valve stems and balancing weights = 17.10# / 17.05#
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GAB 16"x7" rims: new, silver, normal center, +32mm offset = 15.20#
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1987 Turbo II stock pre-cat - used, O2 sensor attached = 13.50#
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1987 non-turbo stock exhaust manifold - used = 16.75#
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1987 Turbo II stock spare tire and rim - 24.85#
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1987 Turbo II stock turbo: used, dirty, NO lines except for rubber lines on wastegate = 21.70#
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Aluminum flywheel: used, stamped "MI" (Mueller Industry/Midway Industry?), NO counterweight, NO fasteners = 10.25#
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1987 Turbo II stock flywheels (two measured): used, NO fasteners = 27.55# / 27.40#
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1987 Turbo II stock front brake rotor: used, 10.9" (Mazda spec, NOT measured), rotor width measured at 5 different positions (5 lug positions) average 21.174mm (actual measured are 21.16mm, 21.18mm, 21.19mm, 21.18mm, 21.16mm; +/- 0.1mm) [Note: Mazda spec new is 22.00mm], used = 12.25#
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K2RD Stage 1 brake kit rotor: 12.19" x 1.25", new, two piece steel rotor with aluminum hat, fasteners (safety wired) included = 11.40#
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Racing Beat 3" downpipe: used, NO fasteners = 6.50#
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Nippon Denso AC compressor: used, dirty, no fittings but black plastic caps on valves attached = 14.90#
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1987 Turbo II stock steel hood: used, windshield spray nozzles and hoses attached, all underhood insulation and front rubber flaps attached, 5A blue paint = 51.85#
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1987 Turbo II stock aluminum hood: used, NO windshield spray nozzles or hoses, all underhood insulation and front rubber flaps attached, hood stripped (NO primer base) and repainted yellow = 29.20#



Feel free to add anything you've weighed.

N.RotaryTech
03-28-2008, 07:41 AM
While rebuilding my S4 NA engine, measured with bathroom scale...so...

Rotors: 9 lbs ea. = 18 lbs
Housings: 12 lbs ea. = 24 lbs
Eccentric shaft: 14 lbs
Front Iron: 22 lbs
Middle Iron: 27 lbs
Rear Iron: 26 lbs
Front cover: 4 lbs
Stationary gears: 6 lbs
Oil pan: 4 lbs
All engine bolts: 10 lbs
(oil pump, bearings, counter weight, chain & gears, engine pins, oil pick-up tube, oil filter pedestal, op sensor, etc.): 10 lbs

Total: 165 lbs
I guess this is considered a "short block".

cool_as_crap
03-28-2008, 02:03 PM
Mustang rims (those 17"x8", 5 spoke) that everyone swaps onto their FC: 19.7 lbs.

jgrewe
03-28-2008, 06:01 PM
FC door bars-- 12lbs ea
FC Master cyl/booster--11lbs
FC hatch frame--17lbs

FirstRotaryExp
03-28-2008, 10:33 PM
15x6.5 88 BBS convertible rims are about 10lbs each: Not counting tires nor centercaps.
http://i21.photobucket.com/albums/b287/RX-7-88/DSCF1962.jpg

WE3RX7
10-23-2008, 10:01 PM
I started a list years ago, I'm trying to dig it up, here's some for now:

Stock front control arms w/ bushings & sleeve: 4lbs each
Power Antenna: 1.2lbs
Rear Speak towers (stock sheet metal on top of strut towers): 13.5lbs - for both sides
Racing Beat Front Sway Bar: 15lbs
Stock Front Sway bar from SE/Base: 9lbs

WE3RX7
10-27-2008, 09:24 PM
Few more for the list:

S5 T2 Plastic under tray: 2.5lbs
S4 3-spoke steering wheel: 4lbs
S5 Center Armrest: 2.2lbs
S4 NA OEM Coilover assembly w/ stock rubber mount, OE KYB Strut and OE Springs: 15lbs
S4 Single Piston caliper: 7lbs

Whizbang
03-13-2009, 12:11 AM
anyone have the weight of an automatic counterweight (approx.) for those looking to know a total for aftermarket flywheels?

RETed
03-13-2009, 07:20 AM
I weighed both a LONG time ago.
There is very little difference between the series.
I can check the weights when I get back later this weekend?


-Ted

Whizbang
03-13-2009, 08:49 AM
worse case ill weight the one i got off ebay when it comes in

Whizbang
03-14-2009, 07:48 PM
1987 Turbo II wheel - 23.4#
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1989+ GTUs / Turbo II wheel - 17.0#
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Prime Style 261 15"x8.5" wheel - 17.7#

Trots*88TII-AE*
04-04-2009, 05:36 PM
17 x 10 White Enkei RPF1's, with valve stem, no balancing weights or tires ~16# on a bathroom scale

misterstyx69
05-05-2009, 12:32 PM
One SET of Stock Brake rotors..Front and Back,vented rotors..Total of all four is 48.5 Pounds~!.(for all you guys shipping Parts!).

FCTII
11-16-2009, 04:40 PM
can anyone tell me how much a TII tans weighs?

Black91n/a
11-16-2009, 06:27 PM
can anyone tell me how much a TII tans weighs?

I weighed all the major assemblies of my TII transmission swap (trans, clutch/flywheel, driveshaft), but I won't have access to the numbers for another month and a bit (written on a piece of paper some ~4500kms away).

Black91n/a
03-01-2010, 09:25 AM
All this stuff was weighed on a cheap bathroom scale, so I can't attest to the accuracy, but here it is:

Racing Beat header - 18 lbs
Racing Bear pre-silencer - 12 lbs
TII transmission - 82 lbs
NA transmission - 78 lbs
NA driveshaft - 10 lbs
Mazdatrix TII to NA driveshaft - 14 lbs
NA clutch, pressure plate and flywheel - 34 lbs
ACT HD pressure plate, MM clutch disk, Pro-Lite flywheel and S5 counterweight - 29 lbs

Travis R
05-11-2010, 12:34 PM
stock front fender - 8 lbs 10 oz.
Origin 25mm front fender (painted) - 5 lbs 15 oz