Ram Clutches 1557 Pontiac Internal Balance 166 Tooth Flywheel

#6051557

Ram Clutches 1557 Pontiac Internal Balance 166 Tooth Flywheel

Fits GM applications
Center hole diameter 2.070"
Internal balance

$329.00

/each

Factory Shipped

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Product Summary

14.25" Outside Diameter, 166 Tooth Count, Steel

Fits GM applications
Center hole diameter 2.070"
Internal balance
166 tooth ring gear
Clutch bolt patterns: GM 10.5", 11" clutches with 11.625", 12.625" bolt circles 3/8-16 thread, Ford Long Style 11" clutches with 12.375" bolt circle, 3/8-16 thread

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Key Specs

MFG. Part #	1557
Tooth Count	166
SFI Rating	1.1
Material Type	Steel
Engine Balance	Internal

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Ram Clutches 1557 Details

RAM billet steel flywheels deliver the uncompromising performance and long term reliability required for modern street performance applications. Each flywheel is precision machined, surface ground, and dynamically balanced to exacting tolerances, ensuring a perfect fit right out of the box. The robust steel construction provides the ideal inertia for smooth launches and exceptional low speed drivability.

Designed for performance enthusiasts, engine builders, and swap specialists, RAM steel flywheels feature a serviceable ring gear and meet all SFI safety specifications. Application specific options support popular engine swap platforms—including LS, LT, Coyote, and Hemi—as well as Tremec transmission conversions. Whether upgrading for street performance, track use, or a custom build, RAM delivers the premium flywheel solution trusted by professionals. RAM billet steel flywheels are engineered and manufactured in the USA. When only the best will do- Choose RAM.

Fits GM applications
Center hole diameter 2.070"
Internal balance
166 tooth ring gear
Clutch bolt patterns: GM 10.5", 11" clutches with 11.625", 12.625" bolt circles 3/8-16 thread, Ford Long Style 11" clutches with 12.375" bolt circle, 3/8-16 thread
0.865" thickness crank flange to friction surface
35 pounds
Meets SFI 1.1 specifications
Made in the USA

Application

Pontiac Internal Balance 166 Tooth

Warranty Information

Speedway Motors cannot facilitate the return of defective Ram Automotive Co. products as they have requested to handle these directly with the consumer. For defective product support and Return Authorization, please contact Ram Automotive Co. at +1 (714)-630-2764.

CA WARNING:

Can expose you to lead, a carcinogen and reproductive toxicant. See www.P65Warnings.ca.gov

Ram Clutches 1557 Specifications

KEY SPECS
MFG. Part #	1557
Brand	Ram Clutches
Tooth Count	166
SFI Rating	1.1
Material Type	Steel
Engine Balance	Internal

GENERAL
Outside Diameter	14.25"
Weight	35 lbs.
Sold in Quantity	Each
GTIN Code	809009361057
Flywheel Material	Billet steel
Replaceable Friction Surface	No
Pressure Plate Style	Borg & Beck/Long

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Fitment

1967-1969 Pontiac Bonneville

400 Pontiac V8

1970-1974 Pontiac Bonneville

350 Pontiac V8
400 Pontiac V8

1975-1976 Pontiac Bonneville

400 Pontiac V8

1977 Pontiac Bonneville

350 Pontiac V8
400 Pontiac V8

1978 Pontiac Bonneville

400 Pontiac V8

1967-1969 Pontiac Catalina

400 Pontiac V8

1970-1974 Pontiac Catalina

350 Pontiac V8
400 Pontiac V8

1975 Pontiac Catalina

400 Pontiac V8

1976-1977 Pontiac Catalina

350 Pontiac V8
400 Pontiac V8

1978 Pontiac Catalina

400 Pontiac V8

1967 Pontiac Executive

400 Pontiac V8

1968 Pontiac Executive

350 Pontiac V8
400 Pontiac V8

1969 Pontiac Executive

400 Pontiac V8

1970 Pontiac Executive

350 Pontiac V8
400 Pontiac V8

1967 Pontiac Firebird

326 Pontiac V8
400 Pontiac V8

1968-1977 Pontiac Firebird

350 Pontiac V8
400 Pontiac V8

1978-1979 Pontiac Firebird

400 Pontiac V8

1973-1975 Pontiac Grand Am

350 Pontiac V8
400 Pontiac V8

1975-1977 Pontiac Grand LeMans

350 Pontiac V8
400 Pontiac V8

1967-1969 Pontiac Grand Prix

400 Pontiac V8

1970 Pontiac Grand Prix

350 Pontiac V8
400 Pontiac V8

1971 Pontiac Grand Prix

400 Pontiac V8

1972-1974 Pontiac Grand Prix

350 Pontiac V8
400 Pontiac V8

1975 Pontiac Grand Prix

400 Pontiac V8

1976-1977 Pontiac Grand Prix

350 Pontiac V8
400 Pontiac V8

1971-1974 Pontiac Grand Safari

350 Pontiac V8
400 Pontiac V8

1975-1976 Pontiac Grand Safari

400 Pontiac V8

1977 Pontiac Grand Safari

350 Pontiac V8
400 Pontiac V8

1978 Pontiac Grand Safari

400 Pontiac V8

1972-1975 Pontiac Grandville

400 Pontiac V8

1964-1965 Pontiac GTO

326 Pontiac V8

1967-1971 Pontiac GTO

400 Pontiac V8

1972-1973 Pontiac GTO

350 Pontiac V8
400 Pontiac V8

1963-1966 Pontiac LeMans

326 Pontiac V8

1967 Pontiac LeMans

326 Pontiac V8
400 Pontiac V8

1968-1977 Pontiac LeMans

350 Pontiac V8
400 Pontiac V8

1977 Pontiac Phoenix

350 Pontiac V8

1963-1966 Pontiac Tempest

326 Pontiac V8

1967 Pontiac Tempest

326 Pontiac V8
400 Pontiac V8

1968-1970 Pontiac Tempest

350 Pontiac V8
400 Pontiac V8

1971-1977 Pontiac Ventura

350 Pontiac V8