2021-22 Circle Track Catalog

Chrome Moly Pushrods Heat-treated 4130 chrome moly pushrods have swaged ends DQGDUHEODFNR[LGH¿QLVKHGIRUFRUURVLRQSURWHFWLRQ$YDLODEOH in 5/16" (.080"wall), 3/8" (.080" and .120" wall), and 7/16" (.125" wall) diameters. The 5/16" pushrods are available individually DQGLQVHWVRISXVKURGVDUHDYDLODEOHLQGLYLGXDOO\DQGLQ VHWVRIDQGSXVKURGVDUHVROGLQGLYLGXDOO\)RUVLQJOHV replace the -16 or -8 with a -1.

SB Chevy Steel Guide Plates Stamped for accuracy and heat-treated to reduce wear. Designed for use with GLDSXVKURGV&KRRVHIURPÀDWRU raised versions. Set of eight. Part No.

Description

MAN42151-8 MAN42355-8

Raised Steel, On-Center Stud Flat Steel, On-Center Stud

Note: Heat-treated pushrods must be used with guide plates.

5/16" Dia., .080" Wall Part No.

3/8" Dia., .080" Wall Part No.

3/8" Dia., .120" Wall Part No.

7/16" Dia. .125" Wall Part No.

Valve Stem Seals 9LWRQYDOYHVHDOVDUHSUR¿OHGWRFOHDUVPDOO,' inners in triple valve springs. Sets of eight.

Length

7.000" MAN25700-16 7.050" MAN25727-16 7.100" MAN25729-16 7.150" MAN25741-16 7.200" MAN25733-16 7.250" MAN25734-16 7.300" MAN25730-16 7.350" MAN25751-16

— MAN25319-1

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Guide O.D.

Seal O.D.

Part No.

Description

MAN24043-8 MAN24045-8

11/32" Valve Seals 11/32" Valve Seals

.500" .530"

.620" .674"

7.400" MAN25735-16 MAN25822-8 7.450" MAN25736-16 MAN25836-8 7.500" MAN25754-16 MAN25854-8 7.550" MAN25755-16 MAN25818-8 7.600" MAN25767-16 MAN25876-8 7.700" MAN25772-16 MAN25828-8 7.750" MAN25707-16 MAN25832-8 7.650" MAN25768-16 — 7.800" MAN25709-16 MAN25787-8 7.850" MAN25711-16 MAN25878-8 7.900" MAN25712-16 MAN25788-8 7.950" MAN25715-16 MAN25814-8 7.794" MAN25785-16† —

Wear Caps Reduce valve tip wear with 4140 alloy steel, heat-treated wear caps. Available in standard (16 per set), and non-rotating (8 per set). Part No. Description MAN42104-16 11/32" Wear Caps, Standard, 16 pcs. MAN42301-8 11/32" Wear Caps, Non-Rotating, 8 pcs. Pushrod Length Checkers A must for all racers and engine build- ers. In just seconds, this tool can determine the exact length pushrod needed for a particu- lar application. Complete with instructions. Part No.

8.000" MAN25716-16 MAN25816-8 MAN25339-1 8.050" MAN25721-16 MAN25821-8 MAN25340-1 8.100" MAN25722-16 MAN25810-8 MAN25341-1 8.150" MAN25744-16 MAN25815-8 MAN25342-1

8.200" MAN25745-16 MAN25820-8 MAN25343-1 — 8.250" MAN25701-16 MAN25825-8 MAN25344-1 MAN25141-1 8.275" MAN25753-16 — — — 8.280" — MAN25795-8 — — 8.300" MAN25702-16 MAN25830-8 MAN25345-1 — 8.325" — MAN25826-8 — — 8.350" MAN25703-16 MAN25835-8 MAN25346-1 — 8.375" MAN25763-16 — — — 8.380" — MAN25769-8 — — 8.400" MAN25706-16 MAN25840-8 MAN25347-1 MAN25145-1 8.425" MAN25764-16 — — — 8.450" MAN25708-16 MAN25845-8 MAN25348-1 MAN25146-1 8.500" MAN25774-16 MAN25850-8 MAN25349-1 MAN25147-1 8.550" MAN25710-16 MAN25855-8 MAN25350-1 MAN25148-1 8.600" MAN25718-16 MAN25860-8 MAN25351-1 MAN25149-1 8.650" MAN25724-16 MAN25865-8 MAN25352-1 MAN25150-1 8.680" — MAN25797-8 — — 8.700" MAN25799-16 MAN25870-8 MAN25353-1 MAN25152-1 8.750" MAN25738-16 MAN25875-8 MAN25354-1 MAN25153-1 8.800" MAN25742-16 MAN25880-8 MAN25355-1 MAN25154-1 8.850" MAN25746-16 MAN25885-8 MAN25356-1 MAN25155-1 8.900" MAN25758-16 MAN25890-8 MAN25357-1 MAN25156-1 8.950" MAN25757-16 MAN25895-8 MAN25358-1 MAN25157-1 9.000" — MAN25900-8 MAN25359-1 MAN25158-1 † 1010 material Pushrods by Application We’ve listed common applications of 5/16" and 3/8" diameter chrome moly pushrods. All pushrods are 4130 steel, heat-treated, DQGEODFNR[LGH¿QLVKHGIRUFRUURVLRQSURWHFWLRQ6HWVRIRU Part No. Application Length Dia. MAN25709-16 SB Chevrolet 262-400 Stock Length 7.800" 5/16" MAN25787-8 SB Chevrolet 262-400 Stock Length 7.800" 3/8" MAN25711-16 SB Chevrolet 262-400 +.050" 7.850" 5/16" MAN25712-16 SB Chevrolet 262-400 +.100" 7.900" 5/16" MAN25788-8 SB Chevrolet 262-400 +.100" 7.900" 3/8" MAN25706-16 SB Ford 351C Stock Length 8.400" 5/16" MAN25744-16 SB Ford 351W 8.150" 5/16"

Description

MAN42132 MAN42137

SB Chevy with 7/16" Studs SB Chevy with 3/8" Studs

Race Roller Timing Kits Premium-quality timing kits have cast camshaft sprockets, fully machined crankshaft sprockets with three keyways, and NASCAR Cup-style roller chains with .250" diameter rollers. Part No. Description

1955-78 SB Chevy Timing Kit, Includes Roller Thrust Button, Torrington Bearing and Cam Lock Plate

MAN73141

MAN73181 SB Chevy Timing Kit, Includes Torrington Bearing MAN76161 SB Chevy Replacement Roller Chain Roller Thrust Button Placed between the camshaft nose and timing chain cover to prevent the camshaft from “walking” forward in the block. Part No. Description MAN42111

SBC with Early (Up to 1978) Timing Covers; All BBC

MAN42113

SBC with Late (1979-Up) Timing Cover

Chevy Cam Lock Plate MAN42114 Plate secures the camshaft bolts ¿UPO\LQSODFH)LWVVPDOODQGELJ block Chevys.

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CIRCLE TRACK 2021-22

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