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HRC Pro Series Race
Assemblies |
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Pro Series Race Assemblies provide
top-of-the-line Howards quality with 4340
forged steel crankshafts, HRC or SRP/JE forged dome pistons,
4340 connecting rods, Clevite H-Series rods and main bearings
and TrueSeal Plasma Moly file fit rings. |
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- HRC Pro Series 4340 forged steel crankshaft
- HRC or SRP/JE forged dome pistons
- HRC True Seal Plasma Moly file fit rings
- HRC Ultimate Duty 4340 billet connecting rods
- Clevite H-Series rod and main bearings
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| Chev. BB |
Chev. SB |
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RAFR468D..........(468) 454 Main, 4.310
Bore, 4.000” Stroke |
RAPB332D ..........(332) 350
Main, 4.030 Bore, 3.250” Stroke |
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RAPB355D..........(355)
350 Main, 4.030 Bore, 3.480” Stroke |
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RAFR496D..........(496) 454 Main, 4.310 Bore, 4.250” Stroke |
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RAPB357D..........(357)
350 Main, 4.030 Bore, 3.500” Stroke |
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RAFR509D..........(509)
454 Main, 4.500 Bore, 4.000” Stroke |
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RAPB370D (D) ..(370) 350
Main, 4.030 Bore, 3.625” Stroke
(D) Features Ross Pistons. |
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RAFR540D..........(540)
454 Main, 4.500 Bore, 4.250” Stroke |
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RAPB377D..........(377)
400 Main, 4.155 Bore, 3.480” Stroke |
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RAFR572D (G) ..(557)
454 Main, 4.500 Bore, 4.375” Stroke |
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RAPB383D..........(383)
350 Main, 4.030 Bore, 3.750” Stroke |
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RAFR565D..........(565)
454 Main, 4.600 Bore, 4.250” Stroke |
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RAPB393D..........(393)
400 Main, 4.155 Bore, 3.625” Stroke |
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RAFR572D (G)....(572)
454 Main, 4.500 Bore, 4.500” Stroke |
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RAPB406D..........(406) 400 Main, 4.155
Bore, 3.750” Stroke |
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RAFR572D (G)....(582)
454 Main, 4.600 Bore, 4.375” Stroke |
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RAPB421D (E) ..(421)
350 Main, 4.155 Bore, 3.875” Stroke |
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RAFR598D (G)
..(598) 454 Main, 4.600 Bore, 4.500” Stroke |
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RAFR421D..........(421)
400 Main, 4.155 Bore, 3.875” Stroke |
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RAFR632D (G) ..(632)
454 Main, 4.600 Bore, 4.750” Stroke |
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(E) Designed for use with aftermarket
blocks, such as Dart,
World, Bowtie, etc. |
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RAFR638D (G) ..(638)
454 Main, 4.625 Bore, 4.750” Stroke
(G) Features custom pistons by Ross or JE. |
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RAPB434D (E) ..(434)
350 Main, 4.155 Bore, 4.000” Stroke |
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RAFR434D..........(434)
400 Main, 4.155 Bore, 4.000” Stroke |
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RAPB461D (F)....(461)
400 Main, 4.155 Bore, 4.250” Stroke
(F) Designed for use with 9.325”
or 9.500” deck aftermarket blocks, such as Dart, Brodix, Rocket, etc.
Features HRC flat top pistons (14.25:1 approx.) |
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