Page 443 - 2021-22_EngineCatalogAP

FORD BIG BLOCK 429-460
Ford Big Block 429-460
Part No. Description
4.390" Bore - Flat Top
SEAH535CP30 2 Reliefs, -4.2cc
KBPKB137.030 1 Relief, -2.5cc
4.420" Bore - Flat Top
KBPKB137.060 1 Relief, -2.5cc
Rod Stroke Length
3.850" 6.605" 3.850" 6.605"
3.850" 6.605"
Comp Height
1.752" 1.772"
1.772"
Wrist Pin Type
PRESS P/F
P/F
Comp Cubic Ratio Inch
10.7 @ 75cc 466 11.5 @ 75cc 466
11.6 @ 75cc 473
Piston Ring Package
5/64", 5/64", 3/16" 5/64", 5/64", 3/16"
5/64", 5/64", 3/16"
PISTON RINGS - See Page 523-537
Competition Rotating Assemblies With 4340 Crankshaft
Unbalanced Assemblies
“ESP” Competition rotating assemblies are designed for small block engine builds up to 750 horsepower and big block up to 850. They include high-quality brand components to build a durable competition race engine. Rotating assemblies include “ESP” 4340 forged steel crankshaft, “ESP” H-Beam 3-D connecting rods, Mahle or SRP forged pistons, file-fit pis-
ton rings, Speed-Pro or Clevite 77 rod and main bearings. Flexplate/ flywheel and balancer not included. Requires balancing at a pro- fessional machine shop. Eagle Specialty Products reserves the
right to substitute parts due to availability. Each kit part number is specified by bore size.
Ford Big Block 429-460
Compression ratios are based on 80cc combustion chambers.
Part No.
EAG15012030 EAG15107030
Cubic Bore Inch Size
545 4.390" 521 4.390"
Stroke
4.500" 4.300"
Rod Bal. Length Needed
6.700" Int. 6.800" Int.
Piston Type
Mahle Inverted Dome -38cc KB Inverted Dome -38cc
Piston Rings
File Fit File Fit
Comp. Ratio/80cc
9.7:1 9.3:1
Engine Re-Ring Kits
Stock economy engine re-ring kits include cast iron “X” or moly-coated “K” Sealed Power piston rings, Clevite 77 “P-Series” engine bearings and Sealed Power 260-Series complete gasket set. Sealed Power gas- ket sets feature Fel-Pro Perma-Torque head gaskets, non-stick intake manifold gaskets, blue stripe valve cover and oil pan gaskets, rubber rear main seal, and all necessary gaskets and seals. Order piston rings and engine bearings in the available sizes below. No other brands are available for replacement. Sealed Power “X” and “K” piston ring size available: STD, .020, .030, .040, .060. Clevite 77 “P-Series” engine bearing size available: STD, .001, .010, .020, .030.
Part No. Description
SEA205-637M Moly Rings, Rod Bearings, Main Bearings, and Gaskets
Ring Ring Material Package
Moly 5/64", 5/64", 3/16"
Range of
Ring Size
Range of Bearing Sizes STD., .001", .010", .020", .030"
HYPEREUTECTIC PISTONS
ROTATING ASSEMBLIES
STD., .020", .030", .040", .060"
2021-22 ENGINE BUILDER CATALOG 441