Page 23 - 2018 Racecar Engineering Engine Parts and Accessories Catalog

CRANKSHAFTS

Ford Small Block 351W (Cont.)
Forged Steel Crankshafts - Cont.
K1 Technologies
Features: Premium 4340 steel, core nitride hardened, stress-relieved, gun-drilled rod and mains, properly placed counter-
weights, large fillet radii for use with narrowed bearings, straight hole rod oiling, magnafluxed and micro-polished. 3.00" =
351W mains, 2.750" = 351C mains.
Min. Rod Rod Rear Target Approx.
Part No. Description Stroke Length Pin Main Main Seal Balance Bobweight Grams Weight Lbs.
K1T011EAD400 Standard Weight 4.000" 6.200" 2.100" 2.750" 1-Pc. Int. 1850 61
Scat
Pro Series Features: 4340 forged steel, heat-treated, nitride hardened, large fillet radii on all journals, lightened holes rod
journals, straight shot & chamfered oil holes, precision ground and micro-polished. 3.00" = 351W mains, 2.750" = 351C
mains.
Min. Rod Rod Rear Target Approx.
Part No. Description Stroke Length Pin Main Main Seal Balance Bobweight Grams Weight Lbs.
SCA4-351C-3850-6000 28 Oz. Balance 3.850" 6.000" 2.100" 2.750" 1-Pc. Ext. 58
28 Oz. Balance or
SCA4-351C-4000-6200 4.000" 6.200" 2.100" 2.750" 1-Pc. Int./Ext. 58
Internal Balance
Ford Cleveland/Modified 351C-351M-400
Cast Steel Crankshaft

Eagle
“ESP” Features: .092" radius on rod and main journals, rear seal and snout, compatibility with standard OEM style bearings.
Min. Rod Rod Rear Target Approx.
Part No. Description Stroke Length Pin Main Main Seal Balance Bobweight Grams Weight Lbs.
EAG103523850* 28 Oz. Balance 3.850" 6.000" 2.100" 2.750" 1-Pc. Ext. 1900 53-57
Note: * This crank has a 351W snout and must use a .375" spacer if a 351C timing set is used.

Ford Big Block “FE” Engine 428
Cast Steel Crankshaft
Eagle
“ESP” Features: .092" radius on rod and main journals, rear seal and snout, compatibility with standard OEM style bearings.
Min. Rod Rod Rear Target Approx.
Part No. Description Stroke Length Pin Main Main Seal Balance Bobweight Grams Weight Lbs.
Internal or External
EAG104283980 3.980" 6.490" 2.438" 2.749" 2-Pc. Int./Ext. 2300 70-76
Balance
EAG104284250 Internal Balance 4.250" 6.490" 2.438" 2.749" 2-Pc. Int. 2300 70-76

Scat
Pro Comp Features: 9000 cast steel, precision ground, knife-edged counterweights, factory balanced, straight shot oil
holes, precision ground and micro-polished.
Min. Rod Rod Rear Target Approx.
Part No. Description Stroke Length Pin Main Main Seal Balance Bobweight Grams Weight Lbs.
Internal or
SCA9-428-3980-6490-2438 3.980" 6.490" 2.438" 2.749" 2-Pc. Int./Ext. 2300 70-76
External Balance
Internal Balance,
SCA9-FE-4250-6700-2200 With Big Block 4.250" 6.700" 2.200" 2.749" 2-Pc. Int.
Chevy Journal

22 2018 ENGINE BUILDER CATALOG