HARMONIC BALANCERS
ATI Super Dampers (Cont.) Damper Service Parts Part No. Engine
Construction
Hubs
ATI916031
LS1 “F” Body
Steel Steel Steel Steel Steel Steel Steel Steel Steel Steel Alum. Steel Steel Steel Alum. Alum. Steel Steel
ATI916032M3 ATI916040 ATI916040U ATI916043 (A) ATI916010 ATI916560 ATI916890K ATI916951 ATI916090 ATI916661L ATI916890
LS1 “Y” Body, CTS-V Small Block Chevy
Small Block Chevy .005 Undersize
Small Block Chevy
ATI9166951U Small Block Chevy Crank Hub 2.760 Bolt Circle, 1.246" Crank
Big Block Chevy
Small Block Ford w/ Chevy Front
ATI916040
Big Block Chevy Hub & Inner Shell, 1/4" & 3/16" Keyways
Small Block Chevy, Steel Inner Shell
Small Block Chevy
Big Block Mopar, OEM Front With Donvan/KB Gear Drive
Big Block Chevy, With Inner Shell
(A) Hub is counterbored for a dry sump drive. Shell Assemblies (Less Crankshaft Hub) ATI917010 Chevy Front, 7.074" Dia. 3 Ring With Inner Shell, Int. Bal.
ATI917030 ATI917070 ATI918442E ATI918940
Chevy Front, 7.074" Dia. 3 Ring With Inner Shell, Int. Bal. Chevy Front, 6.325" Dia. 3 Ring With Inner Shell, Int. Bal. Chrysler Front, 7.074" Dia. 3 Ring With Inner Shell, Int. Bal. Chevy Front, 6.325" Dia. 3 Ring With Inner Shell, Int. Bal.
Part No.
Description
Elastomer Kit ATI918980-76 Damper Tools ATI918999
Ring Kit, 6" OD 3 Ring 70/60/70 Durometer
Puller/Installer Kit, Universal, With Case, Also For Pulleys And Steering Wheels
Crank Hub Spacer ATI916322
GM LS With Jessel Belt Drive .965 Thick
BHJ Dampers Harmonic Dampers
BHJ Dampers are available in three configurations. “ All-Steel ” consists of a steel outer ring and hub. “ Combo ” dampers are made up of an aluminum hub and steel outer ring. “ Economy ” dampers are the economical alternative. Made from nodular iron, but not SFI-approved. Part No. Model Diameter Shell Hub Balance Chevy Small Block BHJCH-EB-225* Economy 6.100" Iron Iron External BHJCH-IB-221* Economy 6.100" Iron Iron Internal BHJCH-IBS-6 All-Steel 5.700" Steel Steel Internal BHJCH-IBS-6-C Combo 5.700" Steel Alum. Internal BHJCH-IBS-7 All-Steel 6.700" Steel Steel Internal BHJCH-IBS-7-C Combo 6.700" Steel Alum. Internal Chevy Big Block BHJCH-IBB-7 All-Steel 6.700" Steel Steel Internal Ford Small Block BHJFO-IB289-7 (1) All-Steel 6.200" Steel Steel Internal *Not SFI-approved. (1) Early 3-bolt face, early and late style timing marks
BHJCH-IB-221
2018 ENGINE BUILDER CATALOG
33
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