Page 54 - 2018 Racecar Engineering Engine Parts and Accessories Catalog

FORGED PISTONS

Chevrolet Small Block LS Series
Comp Wrist Pin Comp Cubic Piston Ring
Part No. Description Stroke Rod Length Ht. Type Ratio Inch Package
Chevrolet LS-Series - 3.800" Bore - Flat Top
NA/Boost/Nitrous, 2 Reliefs,
WISK474M965 4.000" 6.098"/6.125" 1.300" P/F 9.8 @ 66cc 5.3L/327 1/16". 1/16", 3.0mm
-2.2cc, LS1/LS2/LS6 .927" Pin Dia.
Chevrolet LS Series - 3.898" Bore - Flat Top
MAH930217698* 2 Reliefs, -4cc 3.622" 6.098" 1.340" P/F 10.4 @ 67cc 346 1.5mm, 1.5mm, 3.0mm
Chevrolet LS Series - 3.905" Bore - Flat Top
BTPBLS1112-007-8 2 Reliefs, -2.7cc 3.622" 6.125" 1.305" P/F 10.2 @ 64cc 347 1.5mm, 1.5mm, 3.0mm
MAH930217605* 2 Reliefs, -4cc, LS1/LS2/LS6 3.622" 6.098" 1.340" P/F 10.1 @ 64cc 347 1.5mm, 1.5mm, 3.0mm
WISK398X3905 2 Reliefs, -3.2cc,LS1/LS2/LS3/LS6/L92 3.622" 6.098" 1.304" P/F 9.9 @ 67cc 347 1.2mm, 1.2mm, 3.0mm
BTPBLS1009-007-8 2 Reliefs, -2.7cc 4.000" 6.125" 1.110" P/F 11.1 @ 64cc 383 1.5mm, 1.5mm, 3.0mm
Chevrolet LS Series - 3.905" Bore - Dish Top
BTPBLS1001-007-8 Dished, 2 Reliefs, -4.1cc 3.622" 6.125" 1.300" P/F 9.9 @ 64cc 347 1.5mm, 1.5mm, 3.0mm
Chevrolet LS Series - 3.908" Bore - Flat Top
MAH930217608* 2 Reliefs, -4cc 3.622" 6.098" 1.340" P/F 10.4 @ 67cc 348 1.5mm, 1.5mm, 3.0mm
Chevrolet LS Series - 4.000" Bore - Flat Top
MAH930217700* 2 Reliefs, -4cc 3.622" 6.098" 1.340" P/F 10.5 @ 67cc 364 1.5mm, 1.5mm, 3.0mm
DSS1830BSX-4000 SX / 2 Reliefs, -5cc, LS2 3.622" 6.100" 1.330" P/F 10.57 @ 64cc 364 1.5mm, 1.5mm, 3.0mm
Chevrolet LS-Series - 4.000" Bore - Dish Top
DSS1823BSX-4000 SX / Dished, -15cc, LS2 3.622" 6.125" 1.305" P/F 9.48 @ 64cc 364 1.5mm, 1.5mm, 3.0mm
Chevrolet LS Series - 4.005" Bore - Dish Top
Dished, 2 Reliefs,
WISK444X05 3.622" 6.098" 1.300" P/F 9.6 @ 67cc 365 1.2mm, 1.2mm, 3.0mm
-11cc, LS1/LS2/LS3/LS6/L92
BTPBLS1004-005-8 Dished, 2 Reliefs, -27.8cc 4.000" 6.125" 1.110" P/F 9.0 @ 64cc 403 1.5mm, 1.5mm, 3.0mm
Chevrolet LS Series - 4.005" Bore - Flat Top
BTPBLS1011-005-8 2 Reliefs, -2.7cc 3.622" 6.125" 1.300" P/F 10.2 @ 64cc 365 1.5mm, 1.5mm, 3.0mm
BTPBLS1010-005-8 2 Reliefs, -2.7cc 4.000" 6.125" 1.110" P/F 11.5 @ 64cc 403 1.5mm, 1.5mm, 3.0mm
Chevrolet LS Series - 4.030" Bore - Dish Top
BTPBLS1118-030-8 Dished, 2 Reliefs, -13cc 3.622" 6.125" 1.300" P/F 9.5 @ 64cc 370 1.5mm, 1.5mm, 3.0mm
BTPBLS1007-030-8 Dished, 2 Reliefs, -13.4cc 4.000" 6.125" 1.110" P/F 10.3 @ 64cc 408 1.5mm, 1.5mm, 3.0mm
Dished, 2 Reliefs,
WISK394X3 4.000" 6.125" 1.115" P/F 10.7 @ 67cc 408 1.2mm, 1.2mm, 3.0mm
-8cc LS1/LS2/LS3/LS6/L92
Chevrolet LS Series - 4.030" Bore - Flat Top
DSS1820BSX-4030 SX / 2 Reliefs, -5cc, LS2 3.622" 6.125" 1.305" P/F 10.57 @ 64cc 364 1.5mm, 1.5mm, 3.0mm
DSS1830BSX-4030 SX / 2 Reliefs, -5cc, LS2 3.622" 6.100" 1.330" P/F 10.57 @ 64cc 364 1.5mm, 1.5mm, 3.0mm
MAH930217730* 2 Reliefs, -4cc, LS1/LS2/LS6 3.622" 6.098" 1.340" P/F 10.1 @ 64cc 370 1.5mm, 1.5mm, 3.0mm
NA/Boost/Nitrous, 2 Reliefs, -3.2cc,
WISK398X3* 3.622" 6.098"/6.125" 1.304" P/F 10.7 @ 65cc 365/370 1.2mm, 1.2mm, 3.0mm
LS1/LS2/LS6/L92 .927" Pin Dia.
DSS1920BSX-4030 SX / 2 Reliefs, -5cc, LS2 4.000" 6.125" 1.115" P/F 11.85 @ 64cc 402 1.5mm, 1.5mm, 3.0mm
BTPBLS1111-030-8 2 Reliefs, -2.7cc 4.000" 6.125" 1.110" P/F 11.6 @ 64cc 408 1.5mm, 1.5mm, 3.0mm
Chevrolet LS Series - 4.065" Bore - Flat Top
MAH930223065* 2 Reliefs, -4cc, LS3/L92 3.622" 6.098" 1.340" P/F 10.1 @ 70cc 376 1.5mm, 1.5mm, 3.0mm
DSS1920CSX-4065 SX / 2 Reliefs, -5cc, LS2 4.000" 6.125" 1.115" P/F 12 @ 64cc 415 1.5mm, 1.5mm, 3.0mm
Chevrolet LS Series - 4.070" Bore - Dish Top
Dished, 2 Reliefs,
DIA11555-R1-8 4.000" 6.125" 1.115" P/F 9.1 @ 70cc 416 1.5mm, 1.5mm, 3.0mm
-22.5cc, LSX/L92
Chevrolet LS Series - 4.070" Bore - Flat Top
MAH930223070* 2 Reliefs, -4cc, LS3/L92 3.622" 6.098" 1.340" P/F 10.1 @ 70cc 377 1.5mm, 1.5mm, 3.0mm
NA/Boost/Nitrous, 2 Reliefs, -3.2cc,
WISK398X7* 3.622" 6.098"/6.125" 1.304" P/F 10.7 @ 65cc 370/377 1.2mm, 1.2mm, 3.0mm
LS1/LS2/LS6/L92, .927" Pin Dia.
Chevrolet LS-Series - 4.075" Bore - Flat Top
MAH930223075* 2 Reliefs, -4cc, LS3/L92 3.622" 6.098" 1.340" P/F 10.2 @ 70cc 378 1.5mm, 1.5mm, 3.0mm
Chevrolet LS Series - 4.125" Bore - Dish Top
DIA11577-R1-8 Dished, -28cc, LS1 4.000" 6.125" 1.115" P/F 9.1 @ 70cc 428 1.5mm, 1.5mm, 3.0mm
Chevrolet LS Series - 4.130" Bore - Flat Top
DIA11581-R1-8 2 Reliefs, -3.84cc, LS7 4.000" 6.077" 1.163" P/F 11:1 @ 72cc 429 1.2mm, 1.2mm, 3.0mm
MAH930221530* 2 Reliefs, -3cc, LS7 4.000" 6.067" 1.181" P/F 12.3 @ 64cc 429 .043", 1.5mm, 3.0mm
Chevrolet LS-Series - 4.185" Bore - Dish Top
DSS2943DX-4185 GSX / Dished, -29cc, LS7 4.125" 6.125" 1.052" P/F 9.83 @ 64cc 441 1.5mm, 1.5mm, 3.0mm
* Piston sets include piston rings. P/F - PRESS-FIT / FLOATING

2018 ENGINE BUILDER CATALOG 53