JEGS
Flywheel for Select 1955-1985 Small Block & Big Block Chevy, 168-Tooth [Internally Balanced]
555-601205
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Chevrolet
555-601205 Chevrolet Small Block and Big Block Flywheel Features:
- Fits 1967-1985 Chevy Small Block V8 engines 283, 307, 327, 350, 383 stroker, 400, with 2-piece rear main seal
- Fits 1961-1972 Chevy Big Block 396, 402, 409, and 427 V8 engines
- Internally balanced to OEM engine specs
- 168 teeth to fit most applications
- Utilizes 11 in. clutches
- Specifications: 14.125” diameter
- Total Weight: 28 lbs.
- Replaces GM 3991469
- Non-SFI approved to be used in street applications
JEGS 555-601205 Chevrolet Small Block and Big Block Flywheel Note:
- Will not work with Chevrolet Models that came with a 10.500 in. diameter clutch and small bell housing.
- A Large GM bellhousing is required.
JEGS 555-601205 Chevrolet Small Block and Big Block Flywheel Applications:
- Small Block Chevrolet (Internally Balanced Engines)
- 262 (1975-1976)
- 265 (1955-1957)
- 267 (1976-1982)
- 283 (1957-1967)
- 302 (1967-1969)
- 305 (1976-1985)
- 307 (1968-1973)
- 327 (1962-1969)
- 350 (1967-1985)
- Big Block Chevrolet (Internally Balanced Engines)
- 396 (1965-1970)
- 402 (1970-1972)
- 409 (1961-1965)
- 427 (1963-1969)
FAQ
How do I know what flywheel I need?
- Identify your engine type (e.g., SBC, 350).
- Match the flywheel to engine specs.
What is the diameter of the Chevy 168 tooth flywheel?
- The Chevy 168 tooth flywheel has a standard diameter.
How many teeth does a small block Chevy flywheel have?
- Small block Chevy flywheels typically have a specific tooth count.
Are all LS flywheels the same?
- LS flywheels vary, ensure compatibility with your specific application.
Specifications:
Part Type
Product Line
Balance
Internal
Crank Flange Bolt Pattern
3.580 in (90.93 mm)
Disc Diameter
14.125 in (358.775 mm)
Engine Balance
Internal
Flywheel Material
Cast iron
Package Depth
3.00
Package Height
15.50
Package Width
15.40
Part Category
Replacement Parts
Replaceable Friction Surface
No
Ring Gear Tooth Quantity
168-tooth
Safety Rating
Not SFI Approved
Shipping Weight
30.30
TOOTH
168
Weight
28 lb (12.698 kg)
601205 is rated
out of
5 by
24.
Rated 5 out of
5
by
Lapper from
Clutch fitting flywheel
Will a center force clutch DF271739 fit on this flywheel?
Date published: 2024-08-24
Rated 5 out of
5
by
Obituary from
Great product
Installed an internally balanced crank and purchased this flywheel with it.No vibrations and it handles the rpm's like a champ.
Date published: 2023-08-24
Rated 5 out of
5
by
Never ending project from
Great product!
Running a car clutch behind a 55 265 left me no other option due to no starter holes in the block with this dual pattern fly wheel I was able to have a 168 tooth flywheel with a small clutch also quick shipping and a good price
Date published: 2020-10-11
Rated 5 out of
5
by
Blk55 from
Flywheel
Exact replacement for my 55 Chevy, fit was great, went together fine.
When I installed the new transmission, no vibration or chatter. Worked great!
Date published: 2018-04-11
Rated 5 out of
5
by
Sledneck32 from
Great product, reliable service!
Received my new Jegs flywheel recently and am very happy with the quality and performance so far! Also appreciated the Jegs decals and catalogues! Will be doing business with u again soon! Thx :)
Date published: 2016-08-10
Rated 5 out of
5
by
PY Butch from
Nice looking machined finish (BOTH SIDES)
Bought this for a Mercruiser marine 5.7L w/2pc Rr seal,fit perfectly and starter engagement/mesh sounds nice and smooth.Originally received the wrong part in the correct box,customer svc quickly remedied the error with minimal time delay and I'm very satisfied.
Date published: 2016-03-06
Rated 5 out of
5
by
RigidRat from
As expected
I don't see any reason to go with another flywheel. This ones great fit looks great and price is awesome. Shipping was fast who days and it was at my door. No complaints here
Date published: 2016-02-15
Rated 5 out of
5
by
quest from
flywheel
Very happy with the quality of this product and quick delivery
Date published: 2015-06-23
I own this flywheel and I will be building a sbc 400, will this flywheel work with it? I have to use the 10.5 clutch for my small bell housing.
The Jegs 555-601205 is an Internally Balanced Flywheel. If you use an OE 400 crankshaft, this flywheel will not work.
Date published: 2025-01-14
I have a 71 nova with a 307 3 speed on the floor. I already purchased 10 1/2 inch clutch and flywheel replacement The original flywheel is 168 tooth flywheel Will this flywheel work. Not sure about bellhousing but I have other bellhousings I ca use
The Jegs 555-601205 flywheel will fit a 307 with 10.5 clutch.
Date published: 2023-03-02
I have an IB Scat crank for my 383 chev built for a 90’s VORTEC block. 11” clutch. Original 4speed in a 69 vette. Is this flywheel suitable. Thanks
The Jegs 555-601205 flywheel will not work with '87 and newer blocks.
Date published: 2022-12-02
neex to know the size of the center hole?
The center hole on the Jegs 555-601205 flywheel measures 2.5 inches.
Date published: 2024-05-19
Will this fit a 10.5 clutch
This has 2 pressure plate patterns on it - Utilizes 10.400 in. or 11 in. clutch
Date published: 2018-11-02
Will this fit a 383 stroker crank
It depends on the crankshaft being used for the build. Contact our tech line at 1-800-345-4545 and provide more info about the parts being used and we can verify fitment. Thanks for your question.
Date published: 2018-07-19
What is the Inside diameter?
The center hole size is 2.5"
Date published: 2024-05-19
Will this fit a 1974 C60 Chevy truck with small block 350
This should work as long as the original is a 168 tooth flywheel.
Date published: 2018-06-08
Fits 1972-1991 amc/jeep 360 engines; replaces jeep part number 3196929Externally balanced to oem engine specs164 teeth to fit most applicationsSpecifications: 13.875” ring gear diameter, 3/4 in. tall counterweight, 4.625 “ o.d. crankshaft flangeDesigned to be used with a 10.5” or ...
Manufactured from certified billet steel, these flywheels will not break under the stress of high RPM or the punishment of racing. Varying from 25 to 50 pounds based on application, most Hays flywheels are drilled with both the Borg & ...
OE NumbersGM 14085720GM 3991406Flywheel:Nodular Iron: Chevrolet: 1955-85 SBC, 1970-1990 BBC: 0-Bal:153T:EachMcLeod nodular iron flywheels offer high-quality, yet low-cost alternatives to the hassles of resurfacing a flywheel. Nodular iron flywheels are stronger than the OEM models, and these McLeod units are ...
Some parts are not legal for use in California or other states with similar laws / regulations
Motor Vehicles
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