Page 209 - 2018 Master Catalog

4340 FORGED CAST STEEL
CRANKSHAFTS CRANKSHAFTS
Designed for more demanding applications. Designed to offer reliability and affordability to the street/strip performance market.
BB CHEVY (1-PC SEAL)
445642546385 4.250” --- INTERNAL 2350 4340 Use 6.385” Rod or longer
445642526385 4.250” --- INTERNAL 2350 4340 Center counterweights, Use 6.385” rod or longer
BB CHEVY
PART NO. STROKE MAIN BALANCE BOBWGHT MATERIAL DESCRIPTION
104544000 4.000” --- EXTERNAL 2350 Cast Steel Early style, 2-pc. rear seal
104544250 4.250” --- EXTERNAL 2420 Cast Steel Early style, 2-pc. rear seal
439637666135 3.766” --- INTERNAL 2350 4340 Stock stroke for Chevy 396 and 427
445440026135 4.000” --- INTERNAL 2350 4340
545442526385 4.250” --- INTERNAL 2350 4140
445442526385 4.250” --- INTERNAL 2300 4340 Center counterweight, 6.385” rod or longer
445442546385 4.250” --- INTERNAL 2350 4340 Use 6.385” rod or longer
445443756385 4.375” --- INTERNAL 2300 4340 Center counterweight, 6.385” rod or longer
445445006535 4.500” --- INTERNAL 2350 4340 Center counterweight, 6.535” rod or longer
450247506600 4.750” --- INTERNAL 2425 4340 Center counterweight, 6.660” rod or longer
SB FORD 302
PART NO. STROKE BALANCE ROD JOURNAL BOBWGHT MATERIAL DESCRIPTION
103023252 3.250” 28 oz Stock 1650 Cast Steel 1 or 2-piece Rear seal
103023402 3.400” 28 oz Stock 1650 Cast Steel 1 or 2-piece Rear seal
430230015090 3.000” INTERNAL Stock 1750 4340 New internal balance design
430232525400 3.250” INTERNAL Stock 1750 4340 Must use 5.400” Rod or longer
430234025400 3.400” INTERNAL Stock 1750 4340 Must use 5.400” Rod or longer
FORD 351W - 2.100”
103513750 3.750” EXT. - 28 oz 3.000” 1920 Cast Steel Minimum of 6.200” Rod length
103513850 3.850” EXT. - 28 oz 3.000” 1900 Cast Steel Stock rod journals, use stock rods
103514000 4.000” EXT. - 28 oz 3.000” 1920 Cast Steel Minimum of 6.200” Rod length
435140006200 4.000” INTERNAL 3.000” 1900 4340 Minimum of 6.200” Rod length
435141706200 4.170” INTERNAL 3.000” 1900 4340 Minimum of 6.200” Rod length
435235006200 3.500” INTERNAL 2.750” 1900 4340 For use with SVO block, 6.200” rod minimum
435238506200 3.850” INTERNAL 2.750” 1900 4340 For use with SVO block, 6.200” rod minimum
435240006200 4.000” INTERNAL 2.750” 1900 4340 For use with SVO block, 6.200” rod minimum
435241706200 4.170” INTERNAL 2.750” 1900 4340 For use with SVO block, 6.200” rod minimum
BB FORD 460
104603850 3.850” INTERNAL Stock 2350 Cast Steel 3Y design
104604140 4.140” INTERNAL 2.200” 2350 Cast Steel ---
SB CHRYSLER 340 & 360
PART NO. STROKE BOBWGHT MATERIAL DESCRIPTION
103603580 3.580” 2050 Cast Steel 360 Mains
436035806123 3.580” 2050 4340 360 Mains
436040006123 4.000” 2050 4340 360 Mains
CHRYSLER RB 414-440, 4340 CONSTRUCTION
444041506760 4.150” 2550 6-Bolt 6.760” minimum rod length
444237506760 3.750” 2550 8-Bolt 6.760” minimum rod length
444241506760 4.150” 2550 8-Bolt 6.760” minimum rod length
CHRYSLER B 361-400, 4340 CONSTRUCTION
440041506760 4.150” 2550 6-Bolt 6.760” minimum rod length
PONTIAC
PART NO. STROKE MAIN BALANCE ROD JOURNAL MATERIAL DESCRIPTION
104004250 4.250” 400 INTERNAL 2.200” Cast Steel Uses BB Chevy Rod
104554210 4.210” 455 INTERNAL 2.249” Cast Steel ---
104554250 4.250” 455 INTERNAL 2.200” Cast Steel Uses BB Chevy Rod

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