Page 268 - 2018 Master Catalog

23° NITROUS SERIES DOME
The ring lands, crown, and bottom band of these pistons are specifically designed for nitrous applications. Double Pin Oilers. Contact Reduction Grooves.
CUBIC BORE ROD BLOCK COMPRESS DOME GRAM
PART NO. STROKE 58cc 64cc 76cc OVERSIZE
INCHES SIZE LENGTH HEIGHT DISTANCE VOLUME WEIGHT
173586 407 4.155 3.750 6.000 9.000 1.125 14.5 13.3 11.5 6.0 59 .030

23° 350 / 400 SMALL BLOCK DOME
These high-compression pistons are compatible with most aftermarket 23° heads and are ideal for drag racing and circle track applications.
CUBIC BORE ROD BLOCK COMPRESS DOME GRAM
PART NO. STROKE 58cc 64cc 76cc OVERSIZE
INCHES SIZE LENGTH HEIGHT DISTANCE VOLUME WEIGHT
182005 383 4.030 3.750 6.000 9.000 1.125 15.0 13.6 11.6 11.0 423 .030
182012 357 4.030 3.500 6.000 9.000 1.250 14.7 13.3 11.2 13.5 453 .030
207513 440 4.185 4.000 6.000 9.000 1.000 16.9 15.4 13.1 10.9 455 .060
182036 420 4.155 3.875 6.000 9.000 1.062 14.9 13.7 11.8 5.6 460 .030
182038 414 4.125 3.875 6.000 9.000 1.062 16.0 14.5 12.4 10.8 438 STD

23° F.S.R. TOUR SERIES GP (GAS PORTED)
The FSR Tour Series GP is a lightweight design specifically made for naturally aspirated circle track or drag race applications up to 650 HP. Lateral Gas Ports. Accumulator Groove.
CUBIC BORE ROD BLOCK COMPRESS DOME GRAM
PART NO. STROKE 58cc 64cc 76cc OVERSIZE
INCHES SIZE LENGTH HEIGHT DISTANCE VOLUME WEIGHT
257797 357 4.030 3.500 5.700 9.000 1.550 11.2 10.4 9.5 -5.0 389 .030

OPEN CHAMBER DOME GP (GAS PORTED)
These big block pistons are the top choice for drag racing applications. These pistons have vertical gas ports and backcut top rings and D-Wall second rings.
CUBIC BORE ROD BLOCK COMPRESS DOME GRAM
PART NO. STROKE 58cc 64cc 76cc OVERSIZE
INCHES SIZE LENGTH HEIGHT DISTANCE VOLUME WEIGHT
243328 584 4.610 4.375 6.535 9.780 1.060 16.2 14.8 13.9 43.0 567 0.144
243330 555 4.560 4.250 6.535 9.780 1.120 16.0 14.6 13.7 46.0 574 0.094

B/B OPEN CHAMBER DOME - STD DECK BLOCK
Compression height figured using 10.180” “tall deck” height with zero deck clearance.
CUBIC BORE ROD BLOCK COMPRESS DOME GRAM
PART NO. STROKE 58cc 64cc 76cc OVERSIZE
INCHES SIZE LENGTH HEIGHT DISTANCE VOLUME WEIGHT
258238 541 4.500 4.250 6.385 9.780 1.270 15.7 14.3 13.4 45.0 641 0.034

JE PRO SEAL DOMESTIC GASKETS
FORD - MLS SERIES
• Premium Raw Materials
• Proprietary Coating Technologies WRIST PINS
• Optimized Embossing Formation
• Stress Stabilization & Relaxation PART NO. DIA LENGTH WALL THICK GRAM
PART NO. DESCRIPTION 927-2750-15-51S .927” 2.750” .150” 130
990-2930-15-51S .990” 2.930” .150” 150
FD1014-039 2011+ Ford Coyote 5.0 - Left, 3.755” Bore, .039” Thickness 990-2930-18-51S .990” 2.930” .180” 174
FD1015-039 2011+ Ford Coyote 5.0 - Right, 3.755” Bore, .039” Thickness 990-2930-18-52S .990” 2.930” .180” 172
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