SKU: 918910
Ford Super Damper Harmonic Dampers
|
'82-'95 302 HO ONLY 34 OZ.IN. OEM |
4" B TIMING TAB |
918910 |
'82 & UP 302 HO ONLY |
916562 [10] |
The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance Chevy engines.
- Eliminates torsional crankshaft vibrations
- Exceeds SFI 18.1 specs
- Black zinc chromate finished
- Tunable, rebuildable, and extremely efficient at ALL RPM
- Laser engraved timing marks
Inner and outer shells are available in aluminum or steel, and contain a steel inertia weight. This inertia weight has six (2-ring design) or eight (3-ring design) computer machined grooves to retain the proper durometer O-rings (dyno tested for each application).
How to find the correct Ford Small Block Damper
To choose the correct SBF Damper, you need to know the location of the timing tab, the bolt style of the pulley and the overall damper length - the
distance measured from the front face of the damper to the back of the hub.
1. Timing Tab Location
Ford dampers come with one of three timing covers with the following tab locations:
Small block engines with timing "Tab A” (driver side timing) would most likely be 260 (all), 289 (all), 302-(‘67-’69) and Boss 302 (‘69-’70).
2. Pulley Bolt Style
Ford pulleys come in two bolt styles - either 3-bolt or 4-bolt fronts. 3-bolt pulleys are found on dampers with a length of 3", 4-bolt pulleys are used on 4" dampers, and 3.35" (~3-3/8") dampers use both 3 and 4 bolt fronts. On ATI's damper charts, 3-bolt dampers are highlighted in Yellow and 4-bolt dampers are highlighted in Orange.
3. Damper Length
Ford dampers come in three lengths—the distance measured from the front face of the damper to the back of the hub. They are approximately 3”, 3.35" (~3-3/8") or 4”.
1982 and later 302 HO, 34 oz. in. use Damper #918910.
External balance units are 28.2 oz.in. 302-351, except 302 HO part #918910 which is 50.oz.
Part #918911 (28 oz. in.): If you install a 351 external balance crank in a 302 HO and use the stock 302 HO timing cover.
The 28.2 oz. in. units will work on all external balance engines EXCEPT the 1982 and later HO provided the timing tab is in the proper place or you can fabricate a pointer. The length is okay if you’re using pulleys.
ATI
ATI Performance Products has been at the forefront of race-winning drivetrain engineering since the 1980s, with over a dozen U.S. patents backing a catalog built for serious competition. From drag racing's top professional classes down to weekend street/strip builds, ATI components are trusted when reliability and power transfer are non-negotiable.Popular UpgradesThe ATI Super Damper is the gold standard in harmonic balancer technology, reducing crankshaft torsional vibration to protect engine components under high-RPM loads. The Superglide transmission series and Treemaster Converters are proven choices for automatic-equipped performance builds, while the Compu-Flow Valve Bodies add precision shift control. Flexplates, adapter kits, and internal transmission components round out the catalog for builders needing complete drivetrain solutions.Are ATI Super Dampers street legal?Yes. ATI Super Dampers are SFI-certified and designed for both street and strip use. They are a direct repla...
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Crankshaft Dampers
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The crankshaft and its supporting components form the structural and mechanical core of every reciprocating internal combustion engine. Upgrading the crankshaft assembly with forged steel cranks, precision bearings, dampers, and timing components builds an engine bottom end capable of handling the power and RPM demands of a serious performance build.Popular UpgradesForged 4340 crankshaft sets paired with matching connecting rods, ARP main studs, and performance main bearings are the standard specification for any V8 performance build targeting 500 or more horsepower. Billet crankshafts for maximum-effort race applications provide the highest strength-to-weight ratio available when a forged crank's fatigue limit is a concern. Timing components including double-roller timing chains, billet steel gears, and cam phasers should be upgraded alongside any crankshaft swap to maintain proper valve timing under the increased loads of a performance build.What crankshaft components should be re...
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