CRANKSHAFTS
Oldsmobile 455 Eagle Cast Steel Crankshafts
“ESP” features .092" radius on rod and main journals, rear seal and snout, compatibility with standard OEM-style bearings. Designed for rope seal. If neoprene seal is used, knurling must be removed. Recommended for naturally aspirated engines only.
Min. Rod Length
Rod Pin
Rear Main Seal
Target Bobweight Grams
Approx. Wt. /Lbs.
Part No.
Description
Stroke 4.250" 4.500"
Main
Balance
EAG104554260 EAG104554500
Standard Weight
6.735" 2.499" 3.000" 7.100" 2.200" 3.000"
2-Pc. 2-Pc.
Ext. Ext.
2425 2350
70 66
Standard Weight, with BB Chevy Rod Pin Journal
CONNECTING RODS
Oldsmobile 455 “H” Beam Performance Steel Connecting Rods Description Part No. Material 6.735" Rods Eagle H-Beam EAGCRS6735O3D † 4340 Forged † Does not fit 1968-69 400 block, Pin .980", 7/16" ARP 8740 cap screw rod bolts
Connecting Rod Cap Alignment Sleeves Part No. Description
Quantity
EAG10000
7/16" / .500"
1
Replacement Rod Bolts Part No.
Description
Quantity
EAG12080
7/16" x 1.750" ARP 8740 Cap Screw
16
PERFORMANCE BEARINGS
M77CB542HN
Oldsmobile
Clevite H-Series
Description
Speed-Pro
Main & Rod Bearings 400-455 Rod Bearings
DURO-6B
M77CB542HN SEA8-7040CH
Main Bearings SEA108M Oldsmobile Cam Bearings Part No. Description Mahle M77SH1354S 1968-76, 350-455 Oldsmobile Dura-Bond DURO-5 1965-60, 371 DURO-6 1968-76 350-455 DURO-6B 1964-67, 330 M77MS804H
462 2021-22 ENGINE BUILDER CATALOG
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