FORGED PISTONS
400 - Cont.
Rod Length
Comp Ht.
Wrist Pin Type
Comp Ratio
Piston Ring Package
Part No.
Description
Stroke
Cubic Inch
4.125" Bore - Dome-Top SRP310182 A
Dome, +4cc, Pro-Series
3.480" 3.480" 3.500" 3.500" 3.500" 3.625" 3.750" 3.750" 3.750" 3.875" 3.875" 4.000"
6.125" 6.125" 6.000" 6.125" 6.000" 6.000" 6.000" 6.000" 6.000" 6.000" 6.000"
1.125" 1.125" 1.250" 1.125" 1.187" 1.125" 1.125" 1.125" 1.062" 1.062" 1.000"
P/F P/F P/F P/F P/F P/F P.F P.F P/F P.F P/F
12.0 @ 64cc 372 1.2mm, 1.5mm, 3.0mm 13.4 @ 64cc 374 1.5mm, 1.5mm, 3.0mm
MAH930208225 A
Dome, +11cc Dome, +13cc Dome, +4cc Dome, +12.9cc Dome, +3cc Dome, +10.8cc Dome, +5.6cc Dome, +10.8cc Hollow Dome, +8cc
JEP182067
13.3 @ 67cc 10.9 @ 67cc
374 1/16", 1/16", 3/16" 374 1.5mm, 1.5mm, 3.0mm
MAH930212525 A
JEP182063 JEP182053 JEP182058 JEP182033 JEP182038 JEP182024
14.1 @ 64cc 388 1/16", 1/16", 3/16" 12.7 @ 67cc 401 1/16", 1/16", 3/16" 13.5 @ 64cc 400 1/16", 1/16", 3/16" 14.1 @ 64cc 401 1/16", 1/16", 3/16" 13.5 @ 64cc 414 1/16", 1/16", 3/16" 12.4 @ 64cc 414 1/16", 1/16", 3/16" 13.4 @ 67cc 428 1/16", 1/16", 3/16"
WPTPTS535AS A
Dome, +3cc
4.125" Bore - Dome-Top JEP281793 B 4.130" Bore - Dome-Top JEP281798 4.135" Bore - Dome-Top JEP281799 4.140" Bore - Dome-Top JEP281800 JEP182039 JEP213110 4.145" Bore - Dome-Top JEP213121 B 4.155" Bore - Dome-Top MAH930208855 A JEP182035
Dome, +4.5cc, 13° All Pro / 13.5 GB2000 Dome, +4.5cc, 13° All Pro / 13.5 GB2000 Dome, +4.5cc, 13° All Pro / 13.5 GB2000 Dome, +2.5cc, 18° Heads Dome, +4.5cc, 13° All Pro / 13.5 GB2000 Dome, 10.8cc
3.800"
6.000"
1.100"
P/F
14.0 @ 50cc 406 1.2mm, 1.5mm, 3.0mm
3.800" 3.875"
5.850" 6.000"
1.250" 1.062"
P/F P/F
14.0 @ 50cc 407 1.2mm, 1.5mm, 3.0mm 12.8 @ 64cc 417 1/16", 1/16", 3/16"
3.800" 3.875"
5.850" 6.000"
1.250" 1.062"
P/F P/F
14.1 @ 50cc 408 1.2mm, 1.5mm, 3.0mm
14.1 @ 58cc
416 1/16", 1/16", 3/16"
3.800"
5.850"
1.250"
P/F
14.1 @ 50cc 409 1.2mm, 1.5mm, 3.0mm
Dome, 18° Heads, +2.5cc
3.750" 3.875"
6.000" 6.000"
1.125" 1.062"
P/F P/F
13.8 @ 58cc 405
Dome, +5.6cc
13.6 @ 64cc 418 1/16", 1/16", 3/16"
Dome, +4cc
4.000"
6.000" 6.000" 6.000" 6.000" 6.000" 6.000" 6.000" 6.000" 6.000" 6.000" 5.700" 6.000" 6.000" 6.000" 6.000" 6.000" 6.000" 6.000" 6.000" 6.125" 5.700" 6.000" 6.000" 6.000" 6.000" 6.000" 6.000" 6.000" 6.000"
1.000" 1.000" 1.260" 1.425" 1.187" 1.125" 1.125" 1.125" 1.125" 1.125" 1.425" 1.125" 1.125" 1.062" 1.062" 1.062" 1.062" 1.000" 1.000" 1.125" 1.425" 1.062" 1.125" 1.125" 1.125" 1.062" 1.062" 1.062" 1.000"
P/F P/F P/F P/F P/F P/F P/F P/F P/F P/F P/F P/F P/F P/F P/F P/F P/F P/F P/F P/F P/F P/F P/F P/F P/F P/F P/F P/F P/F
13.9 @ 64cc 434 1.0mm, 1.0mm, 2.0mm 12.6 @ 65cc 452 0.043", 0.043", 3.0mm 13.0 @ 64cc 377 1/16", 1/16", 3/16" 13.8 @ 64cc 380 1/16", 1/16", 3/16" 12.1 @ 64cc 393 1/16", 1/16", 3/16" 12.3 @ 64cc 405 1/16", 1/16", 3/16" 13.0 @ 64cc 406 1.2mm, 1.5mm, 3.0mm 13.1 @ 64cc 407 1.0mm, 1.0mm, 2.0mm 13.3 @ 64cc 407 1/16", 1/16", 3/16" 14.5 @ 64cc 407 1.0mm, 1.0mm, 2.0mm 12.9 @ 64cc 407 1/16", 1/16", 3/16" 12.9 @ 64cc 407 1/16", 1/16", 3/16" 13.1 @ 64cc 409 1.0mm, 1.0mm, 2.0mm 13.2 @ 64cc 420 1.5mm, 1.5mm, 3.0mm 14.1 @ 58cc 420 1/16", 1/16", 3/16" 14.7 @ 64cc 420 1/16", 1/16", 3/16" 13.5 @ 64cc 420 1.0mm, 1.0mm, 2.0mm 14.2 @ 64cc 434 1/16", 1/16", 3/16" 12.6 @ 65cc 434 .043", .043", 3.0MM 12.3 @ 64cc 379 1.0mm, 1.0mm, 2.0mm 12.9 @ 64cc 409 1/16", 1/16", 3/16" 14.5 @ 64cc 409 1.0mm, 1.0mm, 2.0mm 12.9 @ 64cc 409 1/16", 1/16", 3/16" 13.6 @ 64cc 409 1/16", 1/16", 3/16" 13.5 @ 64cc 420 1.0mm, 1.0mm, 2.0mm N/A 409 1.5mm, 1.5mm, 3.0mm 14.8 @ 64cc 422 1/16", 1/16", 3/16" 13.8 @ 64cc 422 1/16", 1/16", 3/16" 13.0 @ 64cc 436 1/16", 1/16", 3/16"
WISK0029B3 Dome, +3cc,18° Heads, Lil Quick 16 4.000"
SRP142034 JEP182069 JEP182065 JEP182061 SRP271066 A
Dome, +9cc Dome, +11.7cc Dome, +12.9cc Dome, 10.8cc
3.480" 3.500" 3.625" 3.750" 3.750" 3.750" 3.750" 3.750" 3.750" 3.750" 3.750" 3.875" 3.875" 3.875" 3.875" 4.000" 4.000" 3.480" 3.500" 3.750" 3.875" 3.750" 3.750" 3.750" 3.750" 3.875" 3.875" 4.000"
Pro Series, Dome, +4cc
MAH930212555 A
Dome, +4cc
JEP173586
Nitrous Dome, +3.0cc
MAH930208255 A
Dome, +11cc Dome, +4cc Dome, +4cc Dome, +4cc Dome, +5.1cc Dome, +10.8cc Dome, +4cc Dome, +6.2cc Dome, +4cc Dome, +4cc Dome, +11cc Dome, +4cc Dome, +8cc Dome, +4cc Dome, +10.8cc Dome, +5.6cc
SRP142021 SRP142024
MAH930212565 A BTPBC1220-030-8 A
JEP213112 JEP182041
Dome, 18° Heads, +2.5cc
MAH930208655 A
JEP182027 WISK0029B3
Dome, +3cc, 18° Heads, Lil Quick 16
4.165" - Dome Top MAH930212565 A
SRP142022 CPPS2155-8 B
Dome, +2.5cc, 18° Heads
MAH930208265 A
SRP142025
WPTPTS535A4 A MAH930208665 A
JEP182042 B JEP182037 B JEP182032 B
Dome, +11cc
4.185" Bore - Dome-Top JEP207514 B
Dome, +8cc Dome, +10.9cc
3.875" 4.000"
6.000" 6.000"
1.062" 1.000"
P/F P/F
14.9 @ 64cc 426 1/16", 1/16", 3/16" 15.4 @ 64cc 440 1/16", 1/16", 3/16"
JEP207513 B
A Piston sets include piston rings. P/F - PRESS-FIT / FLOATING
B Oil Rail Support included
44
2021-22 ENGINE BUILDER CATALOG
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