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anyone lightend a spec LWFW to make it light?
Posted: Sat Feb 27, 2016 7:57 pm
by pkw
btdt?
this light flywheel ain't so light
Re: anyone lightend a spec LWFW to make it light?
Posted: Tue May 10, 2016 1:10 pm
by pkw
nobody?
Re: anyone lightend a spec LWFW to make it light?
Posted: Mon May 16, 2016 4:40 pm
by 123quattro
Mine weighs 8lbs. I wish it weighed more.
Re: anyone lightend a spec LWFW to make it light?
Posted: Tue May 17, 2016 8:04 am
by dana
I have never been pleased with very light flywheels, but that is just me. I think the stock 7a flywheel is a good weight for a street car.
Re: anyone lightend a spec LWFW to make it light?
Posted: Tue May 17, 2016 2:30 pm
by pilihp2
honestly hate my 13lb 3b flywheel. Wish it was a 7a
Re: anyone lightend a spec LWFW to make it light?
Posted: Wed May 18, 2016 12:57 pm
by 88a5tq
So the stocker is 13 lbs? I have a 9 lb 034 lwfw lol. BRB aka smh
I like it mostly though
Re: anyone lightend a spec LWFW to make it light?
Posted: Wed May 18, 2016 3:32 pm
by A1QSHIP
88a5tq wrote:So the stocker is 13 lbs? I have a 9 lb 034 lwfw lol. BRB aka smh
I like it mostly though
What stocker flywheel weights 13 lbs?
My flywheel weight data:
Stock 7a- 25lbs 6oz
"Lightened" 7a flywheel- just knocked off the weight ring off the engine side. 22lbs 13.2oz. Definitely did not remove enough material.Before picture

- Before
- 175.JPG (1.71 MiB) Viewed 12990 times
After

- After. Note this picture is not mine but shows what I had machine shop remove.
- Flywheel.jpg (151.34 KiB) Viewed 12990 times
NG flywheel- 18lbs 3oz

- NG. I was told this was from a 3b. Maybe a 200 with a 016 gearbox? Missing center spigot for mounting pilot bearing.
- 111.JPG (1.68 MiB) Viewed 12990 times
Fidanza- 10lbs 9.2 oz

- 112151AU1.JPG (30.83 KiB) Viewed 12990 times
AAN Dual-Mass- 26lbs 13.2oz (not pictured)
Note: The AAN clutch disc & pressure plate weighed 13lbs 4.2oz & the 7a clutch weighed 14lbs 11.6 oz
Next is a little something left over from snatching the 3.0 liter crankshaft out of an AVK motor swap we did.
AVK with automatic flywheel on a 7a engine. 22 windows between the -2 slot & the TDC timing pin on a standard flywheel. More suitable for a stand alone fuel system. Just add longer flywheel bolts & a small flywheel to attach a Tilton clutch.

- DSC02605.JPG (1.69 MiB) Viewed 12990 times
Re: anyone lightend a spec LWFW to make it light?
Posted: Wed May 18, 2016 3:39 pm
by A1QSHIP
More pictures of the AVK flywheel on a 7a block. This better shows the relationship with #1cylinder @TDC & -2 window on flywheel.

- DSC02602.JPG (1.69 MiB) Viewed 12990 times
Spacer used on AVK is needed for correct ring gear location on 7a crankshaft.

- DSC02609.JPG (1.7 MiB) Viewed 12990 times