Page 515 - 2019-2020 Racecar Engineering Circle Track Parts and Accessories Catalog

GM “604” Crate Engine Pistons Power Pak Flat Top Piston Kits
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ULQJV DQG DUH DSSURYHG E\ D ZLGH YDULHW\ RI VDQFWLRQLQJ ERGLHV Part No. Bore Stroke Length Height Volume Ratio
6HWV RI HLJKW ZLWK SUHVV ¿W ZULVW SLQV Small Block Chevy
MAH930200030 4.030" 3.48"/3.50" 5.700" 1.550" -5cc 10.6:1
Rod Comp. Dome Comp.
Part No. Bore Stroke Length Height Volume Ratio MAH930203630* 4.030" 3.48"/3.50" 5.700" 1.550" -5cc 10.6:1
Small Block Chevy MAH930200330 4.030" 3.48"/3.50" 6.000" 1.250" -5cc 10.6:1
MAH930127805 4.005" 3.480" 5.700" 1.559" -4.9cc 9.93:1 MAH930200630 4.030" 3.48"/3.50" 6.125" 1.125" -5cc 10.6:1
MAH930127820 4.020" 3.480" 5.700" 1.559" -4.9cc 9.93:1 MAH930200130 4.030" 3.750" 5.700" 1.425" -5cc 11.1:1
MAH930127830 4.030" 3.480" 5.700" 1.559" -4.9cc 9.93:1 MAH930200040 4.040" 3.48"/3.50" 5.700" 1.550" -5cc 10.6:1
Note: Small block Chevy compression ratios are based on a 64cc combustion MAH930200340 4.040" 3.48"/3.50" 6.000" 1.250" -5cc 10.6:1
chamber. MAH930200140 4.040" 3.750" 5.700" 1.425" -5cc 11.1:1
MAH930202640 4.040" 3.500" 6.000" 1.250" -4cc 10.6:1
MAH930202640 4.040" 3.480"/3.50" 5.700" 1.550" -5cc 10.5:1
Performance MAH930200360 4.060" 3.48"/3.50" 6.000" 1.250" -5cc 10.6:1
4.125"
4.000"
-5cc
12.3:1
6.000" 1.000"
MAH930208825
Piston Ring Sets MAH930208225 4.125" 3.480"/3.50" 6.125" 1.125" 11cc 13.4:1
0DKOH SHUIRUPDQFH SLVWRQ ULQJV MAH930200755 4.155" 3.500" 6.125" 1.125" -5cc 11.0:1
GHYHORSHG ZLWK LQQRYDWLYH FRPSXWHU Small Block Ford
VLPXODWLRQ DQG GHYHORSPHQW WRROV LQFOXGH MAH930244130 4.030" 3.000" 5.090" 1.600" -6.6cc 9.0:1
EDUUHO IDFHG SODVPD PRO\ GXFWLOH LURQ WRS ULQJV MAH930244730 4.030" 3.400" 5.400" 1.090" -6.6cc 10.0:1
FDVW LURQ UHYHUVH WZLVW VHFRQG ULQJV DQG FRQYHQWLRQDO WKUHH MAH930244735 4.035" 3.400" 5.400" 1.090" -6.00cc 10.1:1
MAH930244740
5.400" 1.090" -6.6cc 10.0:1
4.040"
3.400"
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MAH930244140 4.040" 3.000" 5.090" 1.600" -6.5cc 9.6:1
Top 2nd Oil Oil MAH930244425 4.125" 3.500" 6.200" 1.245" -6.5cc 12.4:1
Part No. Bore Ring Ring Ring Ring Tension
MAH4030ML-043 4.025" .043" .043" 3.0mm Low * Signifies pistons with 4-valve pocket design. In addition to the rod and
stroke combinations listed with each part number, other rod/stroke com-
MAH4035ML 4.030" 1/16" 1/16" 3/16" Low binations may work. Small block Chevy and small block Ford compression
MAH4035MS 4.030" 1/16" 1/16" 3/16" Standard ratios are based on a 64cc combustion chamber.
MAH4035MS-15 4.030" 1.5mm 1.5mm 3.0mm Standard † Signifies pistons machined to accept 1mm top, 1mm second and 2mm oil
MAH4035ML-043 4.030" .043" .043" 3.0mm Low rings.
MAH4040ML-043 4.035" .043" .043" 3.0mm Low
MAH4045ML 4.040" 1/16" 1/16" 3/16" Low Power Pak Domed Piston Kits
MAH4045MS-15 4.040" 1.5mm 1.5mm 3.0mm Standard )RUJHG GRPHG SLVWRQV ZLWK UDGLXVHG YDOYH
MAH4045ML-043 4.040" .043" .043" 3.0mm Low SRFNHWV DUH PDFKLQHG IRU PP WRS PP
MAH4055ML-043 4.050" .043" .043" 3.0mm Low VHFRQG DQG PP RLO ULQJV 6HWV RI HLJKW
MAH4065ML-043 4.060" .043" .043" 3.0mm Low LQFOXGH ZULVW SLQV ORFNV DQG SHUIRUPDQFH SLVWRQ ULQJV
MAH4070ML-043 4.065" .043" .043" 3.0mm Low Rod Comp. Dome Comp.
MAH4130MS-15 4.125" 1.5mm 1.5mm 3.0mm Standard Part No. Bore Stroke Length Height Volume Ratio
MAH4160MS-15 4.155" 1.5mm 1.5mm 3.0mm Standard Small Block Chevy
MAH4170MS-15 4.165" 1.5mm 1.5mm 3.0mm Standard MAH930207530 4.030" 3.48"/3.50" 5.700" 1.550" 11cc 13.0:1
MAH930207930 4.030" 3.48"/3.50" 6.000" 1.250" 11cc 13.0:1
MAH930208130 4.030" 3.48"/3.50" 6.125" 1.125" 11cc 13.0:1
Lock'n Tool MAHW-927 MAH930207960 4.060" 3.48"/3.50" 6.000" 1.250" 11cc 13.0:1
:ULVW SLQ ORFN LQVHUWLRQ WRRO MAH930212525 4.125" 3.750" 6.000" 1.125" 4cc 13.0:1
'HVLJQHG IRU XVH ZLWK GLDPHWHU MAH930212555 4.155" 3.750" 6.000" 1.125" 4cc 13.0:1
ZULVW SLQ FOLSV MAH930208855 4.155" 4.000" 6.000" 1.000" 4cc 13.9:1
MAH930212565 4.165" 3.48"/3.50" 6.125" 1.125" 4cc 12.3:1
MAH930208265 4.165" 3.750" 6.000" 1.125" 11cc 14.3:1
Wrist Pin Lock Ring MAH6441489 Notes: In addition to the rod and stroke combinations listed with each part
:ULVW SLQ & FOLS ZLWKRXW WDQJ 'HVLJQHG WR UHWDLQ number, other rod/stroke combinations may work. Compression ratios are
based on a 64cc combustion chamber.
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2019-20 CIRCLE TRACK PARTS AND ACCESSORIES 511