INTAKE MANIFOLD SPACERS
Chevrolet Big Block 396-502 Cylinder Head To Intake Manifold Spacer Kits Part No. Description B&B BBP60700
Spacer Kit - Tall Deck With Rectangular Port Heads
BBP60720 BBP60730
Spacer Kit - Tall Deck With Pontiac/Dart/Brodix Rect. Port Heads Spacer Kit - For Tall Deck Blocks With Oval Port Heads
Dart
MOR65090
DRT62210001 DRT62220010
Spacer Kit - Tall Deck Std. Heads With End Rail Spacers Spacer Kit, 24° Heads 10.200" Deck Height, Oval Ports
Moroso
MOR65090
Spacer Kit (Tall Deck + .400")
Weiand
WEI8204 WEI8206
Spacer Kit - Tall Deck With Rect. Port Heads Spacer Kit - Tall Deck With Oval Port Heads
HARMONIC BALANCERS
Chevrolet Big Block 396-502 ATI Super Dampers ATI Dampers consist of an outer shell, inner shell, crankshaft hub, and up to three elastomers. All ATI dampers meet SFI 18.1 specifications.
Ring Shell
Outer Hub Steel
Crank Balance Internal
Total Weight 11 lbs.
Part No.
Application 396-427
Diameter
Style
ATI917060
7.074"
3
Steel
396-427, 3/16" Keyway and 2nd 1/4" Keyway @ 180° from Standard 7.074"
ATI917060K
3
Steel
Steel
Internal
11.5 lbs.
ATI917061 ATI917062
396-427 396-427
6.325" 8.074"
3 3
Steel Steel
Steel Steel
Internal Internal
8.5 lbs. 11 lbs.
396-427, 3/16" Keyway and 2nd 1/4" Keyway @ 180° from Standard 8.074"
ATI917062K
3
Steel
Steel
Internal
11 lbs.
ATI917064 A, B ATI917065 ATI917300 ATI917310 C ATI917740
396-427 396-427 396-427 396-427
7.074" 7.074" 6.325" 7.074" 7.074"
3 3
Steel Steel
Steel Steel
Internal Internal Internal
8.75 lbs. 8.75 lbs.
3 Aluminum Steel
5 lbs.
3 Aluminum Aluminum Internal
6.25 lbs.
454
3
Steel
Steel
External
11 lbs.
396-427, 3/16" Keyway and 2nd 1/4" Keyway @ 180° from Standard 7..074"
ATI917741E
3
Steel
Steel
External
11.5 lbs.
396-427
7.074"
3
Steel
Steel
Internal
8.75 lbs.
ATI918871E A
A With blower pulley bolt pattern. B Part number ATI918038 is 12% O.D. C Chevrolet 3-bolt front.
Damper Service Parts Part No.
Engine
Construction
Hubs
ATI916010 ATI916890 ATI916890K
Big Block Chevy
Steel Steel Steel
Big Block Chevy with Inner Shell
Big Block Chevy Hub and Inner Shell, 1/4" & 3/16" Keyways
Shell Assemblies (Less Crankshaft Hub) ATI917010
Chevy Front, 7.074" Dia. 3 Ring with Inner Shell, Int. Bal. Chevy Front, 7.074" Dia. 3 Ring with Inner Shell, Int. Bal. Chevy Front, 7.074" Dia. 3 Ring with Inner Shell, Int. Bal. Chevy Front, 6.325" Dia. 3 Ring with Inner Shell, Int. Bal. Chevy Front, 6.325" Dia. 3 Ring with Inner Shell, Int. Bal. Chevy Front, 6.325" Dia. 3 Ring with Inner Shell, Int. Bal.
Steel
ATI917020 ATI917030 ATI917050 ATI917070 ATI918940
Aluminum Aluminum Aluminum Aluminum
Steel
ATI916890K
232
2021-22 ENGINE BUILDER CATALOG
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