Page 431 - 2020-2021 Racecar Engineering Drag Racing Parts and Accessories Catalog

2020 DRAG RACING

Plasma-Moly File Fit Piston Ring Sets Performance
Plasma-Moly file fit piston ring NEW! Piston Ring Sets
sets reduce friction, increase Mahle performance piston rings,
power output, reduce oil consumption, and developed with innovative computer
last longer. Sets include ductile iron plasma- simulation and development tools, include
moly top rings, THG (tapered hook groove) second compression rings, and barrel-faced, plasma moly/ductile iron top rings, cast iron
CP-20 oil control rings. V8 piston ring sets listed include standard tension oil reverse-twist second ring, and conventional three-piece oil rings. Sets listed
rings unless specified. Sets with low-tension oil rings are for racing only. require file fitting.
Part No. Bore Size Top Ring Second Ring Oil Ring Top 2nd Oil Oil Ring
M77315-0005.005* 4.000" 1/16" 1/16" 3/16" (Low Tension) Part No. Bore Ring Ring Ring Tension
Low
M77315-0036.025 4.020" 1/16" 1/16" 3/16" MAH3771MS-043 3.766" .043" .043" 3.0mm Standard
MAH3781MS-043
.043"
.043"
3.0mm
3.781"
M77315-0036.035 4.030" 1/16" 1/16" 3/16" MAH4005MS-15 4.000" 1.5mm 1.5mm 3.0mm Standard
M77315-0005.035* 4.030" 1/16" 1/16" 3/16" (Low Tension) MAH4030ML-043 4.025" .043" .043" 3.0mm Low
M77315-0034.035 4.030" 5/64" 5/64" 3/16" MAH4035ML 4.030" 1/16" 1/16" 3/16" Low
M77315-0036.045 4.040" 1/16" 1/16" 3/16" MAH4035MS 4.030" 1/16" 1/16" 3/16" Standard
M77315-0005.045* 4.040" 1/16" 1/16" 3/16" (Low Tension) MAH4035MS-15 4.030" 1.5mm 1.5mm 3.0mm Standard
.043"
Low
.043"
M77315-0034.045 4.040" 5/64" 5/64" 3/16" MAH4035ML-043 4.030" 1.0mm 1.0mm 3.0mm Standard
MAH4035MS-112
2.0mm
4.030"
M77315-0036.065 4.060" 1/16" 1/16" 3/16" MAH4040ML-043 4.035" .043" .043" 3.0mm Low
M77315-0005.065* 4.060" 1/16" 1/16" 3/16" (Low Tension) MAH4045ML 4.040" 1/16" 1/16" 3/16" Low
M77315-0073.005 4.125" 1/16" 1/16" 3/16" MAH4045MS-112 4.040" 1.0mm 1.0mm 2.0mm Standard
M77315-0032.005 4.125" 1/16" 1/16" 3/16" MAH4045MS-15 4.040" 1.5mm 1.5mm 3.0mm Standard
M77315-0032.025 4.145" 1/16" 1/16" 3/16" MAH4045ML-043 4.040" .043" .043" 3.0mm Low
M77315-0004.035* 4.155" 1/16" 1/16" 3/16" (Low Tension) MAH4055ML-043 4.050" .043" .043" 3.0mm Low
.043"
.043"
Low
M77315-0032.035 4.155" 1/16" 1/16" 3/16" MAH4065ML-043 4.060" 1.5mm 1.5mm 3.0mm Standard
4.060"
MAH4065MS-15
3.0mm
M77315-0032.045 4.165" 1/16" 1/16" 3/16" MAH4070ML-043 4.065" .043" .043" 3.0mm Low
M77315-0035.005 4.250" 1/16" 1/16" 3/16" MAH4085MS-15 4.080" 1.5mm 1.5mm 3.0mm Standard
M77315-0035.035 4.280" 1/16" 1/16" 3/16" MAH4130ML-043 4.125" .043" .043" 3.0mm Low
M77315-0002.035* 4.280" 1/16" 1/16" 3/16" (Low Tension) MAH4130MS-15 4.125" 1.5mm 1.5mm 3.0mm Standard
M77315-0035.065 4.310" 1/16" 1/16" 3/16" MAH4150MS-15 4.145" 1.5mm 1.5mm 3.0mm Standard
MAH4155MS-15
M77315-0002.065* 4.310" 1/16" 1/16" 3/16" (Low Tension) MAH4170ML-043 4.150" 1.5mm 1.5mm 3.0mm Standard
.043"
4.165"
.043"
Low
3.0mm
M77315-0053.005 4.500" 1/16" 1/16" 3/16" MAH4160MS-15 4.155" 1.5mm 1.5mm 3.0mm Standard
M77315-0053.035 4.530" 1/16" 1/16" 3/16" MAH4170MS-15 4.165" 1.5mm 1.5mm 3.0mm Standard
M77315-0053.065 4.560" 1/16" 1/16" 3/16" MAH4395MS-15 4.390" 1.5mm 1.5mm 3.0mm Standard
*Reduced radial wall tension.
BB Chevy Elite Sportsman
Plasma-Moly Standard Gap Piston Ring Sets Drag Series PowerPak+ Pistons
Same quality as file-fit rings NEW! Big block Chevy, drag race-specific pis- NEW!
but ready to install. Sets with tons are constructed using lightweight,
low-tension oil rings are for racing only. externally strutted 2618 alloy forgings that combine
Part No. Bore Size Top Ring Second Ring Oil Ring the benefits of lateral gas ports, an advanced pin bore profile, and dual
M77315-0033.030 4.030" 1/16" 1/16" 1/8" coatings. Manufactured to exacting tolerances, pistons listed accept .043"
M77315-0036.030 4.030" 1/16" 1/16" 3/16" compression and 3.0mm oil rings. Sold in sets of eight, complete with wrist
M77315-0034.030 4.030" 5/64" 5/64" 3/16" pins and circlips.
M77315-0049.030* 4.030" 1/16" 1/16" 3.0mm Rod Comp. Dome Comp.
M77315-0036.040 4.040" 1/16" 1/16" 3/16" Part No. Description Bore Stroke Length Height Vol. Ratio
M77315-0049.040* 4.040" 1/16" 1/16" 3.0mm MAH930239000 Domed 4.600" 4.375" 6.535" 1.060" 40cc 14.3:1
M77315-0034.040 4.040" 5/64" 5/64" 3/16" MAH930239010 Domed 4.610" 4.375" 6.535" 1.060" 40cc 14.4:1
*Reduced radial wall tension. MAH930239100 Domed 4.600" 4.250" 6.535" 1.120" 42cc 14.2:1
MAH930239110 Domed 4.610" 4.250" 6.535" 1.120" 42cc 14.3:1
MAH930239200 Domed 4.600" 4.500" 6.385" 1.155" 45cc 15.5:1
Replacement Round Wire Locks MAH930239210 Domed 4.610" 4.500" 6.385" 1.155" 45cc 15.6:1
MAH6441489 MAH930239300 Domed 4.600" 4.250" 6.385" 1.270" 47cc 15.1:1
MAH930239310 Domed 4.610" 4.250" 6.385" 1.270" 47cc 15.2:1
Wire locks are designed to retain .927" dia. wrist pins. Sold each. MAH930239400 Domed 4.600" 4.375" 6.385" 1.215" 47cc 15.5:1
MAH930239410 Domed 4.610" 4.375" 6.385" 1.215" 47cc 15.6:1
MAH930239500 Domed 4.600" 4.750" 6.700" 1.120" 47cc 17.3:1
Lock’n Tool
MAH930239510 Domed 4.610" 4.750" 6.700" 1.120" 47cc 17.3:1
MAHW-927 MAH930239600 Domed 4.600" 4.375" 6.535" 1.060" 47cc 16.0:1
Clip insertion tool is designed for use with .927" MAH930239610 Domed 4.610" 4.375" 6.535" 1.060" 47cc 16.1:1
diameter wrist pin clips. Note: Compression ratios are based on an 118cc combustion chamber.
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