Water Pumps Designed for racing and competition-proven, every Stewart pump is serial numbered, documented, pressure tested, and run- >Ì£ä]äää,*°7iÃÌV-Ì>}i£]Ó]Î]>`Ì iÌ«vÌ ii-Ì>}i{«Õ«Ã°
Stage 1 Water Pumps Pumps use new original equipment iron castings that are machined and assembled to exacting standards. Pumps appear stock externally and may be used with stock lines and brackets. Unlike stock pumps,
Stage 4 Water Pumps -Ì>}i{«Õ«VÀ«À>ÌiÃ> new DRV-8 Series 8-Vane CNC-machined billet 6061- T6 aluminum impellers and yÜÃÕ«Ì{£¯ÀiÜ>ÌiÀ at twice the pressure of traditional ÕÌÃ]>ÃÃÕÀ}iµÕ>yÜÌivÌ>`À} Ì
the Stage 1 has a precisely machined fan hub for perfect «ÕiÞ>}iÌ] } yÜ«iiÀ]ëiV>Ü>ÌiÀÉ>ÌvÀiiâi compatible seal assembly, and, on some Stage 1 models, a ÃiÛiÀi`ÕÌÞÎÉ{¸L>ÉÀiÀLi>À}°/ i-Ì>}i£ >Ã>vÕ one-year warranty. Part No. Description Small Block Chevrolet STE12103 Pre-1969, Short, 5/8" Shaft - (5.625") STE12203 Pre-1969, Short, Severe Duty 3/4" Shaft - (5.625") STE13103 1971-82 Corvette, Severe Duty 3/4" Shaft - (5.795") STE13113 1969-86 Long, 5/8" Shaft - (6.932") but very effective and include exclusive Stewart features like heat-treated, ribbed 356-T6 aluminum castings, extra-rigid cam ÃÌ«ÃÜÌ iÝVÕÃÛixÉn¸ÀÎÉ{¸L>ÉÀiÀLi>À}Ã] >ÝÕyÜ]VÃiÌiÀ>Vi`Õ>ÀÀ«iiÀÃ]> - V i`v> ÕLÃÜÌ `Õ>LÌ«>ÌÌiÀÃ]>`Ü>ÌiÀÉ>ÌvÀiiâi compatible seal assemblies. Part No. Description Small Block Chevrolet STE22103 Pre-1969, Short, 5/8" Shaft - (5.625") STE22203 Pre-1969, Short, Severe Duty 3/4" Shaft - (5.625") STE23103 1971-82 Corvette, 3/4" Shaft - (5.795") STE23113 1969-86 Long, 5/8" Shaft - (6.932") Stage 2 Water Pumps -Ì>}iÓ«Õ«Ã>ÀiiÝ«iÃÛi
cylinder heads while consuming less horsepower. Has all the same features as Stage 3 Pumps, plus a full one-year warranty. Part No. Description Small Block Chevrolet STE42200 Pre-1969 Short, 3/4" Shaft, Adjustable - (5.625") STE42203 Pre-1969 Short, 3/4" Shaft - (5.625") STE43103 1971-82 Corvette, 3/4" Shaft - (5.795") Pro Series Water Pump STE50005 Engineered exclusively for
small block Chevy racing applications, the Pro Series Ü>ÌiÀ«Õ«ÕÌâiÃ>ÌÜ volute housing and replaceable water pump cartridge, which provides a perfectly balanced
>`ÕÃÕÀ«>ÃÃi`yÜvV>ÌÌLÌ Ã`iÃvÌ iLV° -Õ«iÀivwVi̫իÕÃiÃÞÌÜ ÀÃi«ÜiÀ]Ü i`iÛ - iÀ}xä*vyܰ*Õ«]Ü V Ãx°nÓx¸ } ]VÕ`ià > i>ÛÞ`ÕÌÞÎÉ{¸Ã >vÌ]£ÉÓ¸LiÌÃÌii ÕL]£Èč Ã`i outlets, and stock mounting holes.
Performance Forged Pistons -,*«ÃÌÃ]>Õv>VÌÕÀi`LÞ ]>Ài “making performance affordable”. SRP-spe- VwVvÀ}}Ãi>ÌiÃiÛiÀ>« >ÃiÃv the manufacturing process, saving time and cutting costs with high-volume production. č«ÃÌÃ>Ài>V i`Ì>VVi«Ì£É£È¸Ì«] £É£È¸ÃiV`]>`ÎɣȸÀ}ð-`ÃiÌÃv eight, with wrist pins and double Spiro Locks.
Professional Piston And Ring Kits Revolutionary piston kits
have modern racing pistons with low-friction metric ring ÃiÌðÌÃVÕ`i} ÌÜi} Ì vÀ}i`Ã`iÀiiv-,®«Ã - tons, wrist pins with carbon
Bore Size
Rod Length
Dish/Dome Volume
Comp. Height
Comp. Ratio
Part No.
Stroke
Small Block Chevy High Compression Domed Pistons SRP140678 4.030" 3.480" 6.000" SRP140348* 4.030" 3.750" 6.000" SRP140679 4.040" 3.480" 6.000" SRP140349* 4.040" 3.750" 6.000" SRP140680 4.060" 3.480" 6.000" SRP140350* 4.060" 3.750" 6.000" SRP142021 4.155" 3.750" 5.700" SRP142024* 4.155" 3.750" 6.000" SRP142035 4.165" 3.480" 6.000" SRP142025* 4.165" 3.750" 6.000"
ÃÌiiÜÀiVÃ]>` *À-i>«ÀiÕ«ÃÌÀ}ÃiÌ] V«iÌiÜÌ £°Ó«ÀiÕÃÌiiÌ«À}Ã]£°x >«iÀ second rings, and 3.0mm standard tension oil rings.
11cc 1.260" 12.9:1
7cc
1.125" 12.9:1
11cc 1.260" 13.0:1
7cc
1.125" 12.9:1
Bore Size
Rod Length
Dish/Dome Volume
Comp. Height
Comp. Ratio
11cc 1.260" 13.0:1
Part No.
Stroke
7cc 4cc 4cc 9cc 4cc
1.125" 13.0:1 1.425" 12.9:1 1.125" 12.9:1 1.260" 13.0:1
Small Block Chevy High Compression Domed Pistons SRP271058 4.030" 3.750" 6.000" SRP271059 4.030" 3.480" 6.000" SRP271066 4.155" 3.750" 6.000"
7cc
1.125" 12.9:1
11cc 1.260" 12.7:1
1.125" 12.9:1 Notes: Compression ratios based on the following combustion chambers: SB Chevy: 64cc * Oil rail supports included.
400 2019 OPEN WHEEL PARTS AND ACCESSORIES 1.125" 13.0:1 Note: Compression ratios are based on the following combustion chambers: SB Chevy: 64cc 4cc
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