SMALL BLOCK CHEVY
BIG BLOCK CHEVY
FORD
MOPAR
BUICK
NHRA
13º ALL PRO® / 13.5º GB2000 DOME

Designed specifically for Brodix GB 2000 and All Pro cylinder heads, these pistons are excellent for Sprint Car and Drag Race use. Valve reliefs will accommodate oversized valves and long duration, tight lobe separation cams. Precision CNC machined ring grooves are designed for 1/16, 1/16, 3/16 rings. These pistons utilize dedicated left and right hand forgings.

Includes:
Pin #927-2750-15-51S (130g)
Contact reduction grooves
Double spiro locks (#927-042-CS)
Double pin oilers

400 ALL PRO SERIES
Std Bore: 4.125
Ring package designed for: 1/16, 1/16, 3/16 Rings
 Tech and Installation Tips
 Valve Relief Diagram
Part # Cubic
Inches		 Bore Stroke Rod
Length		 Block
Height		 Compression
Distance
Head Cubic Centimeters
45cc 50cc 55cc
Compression Ratio
Dome
Volume		 Gram
Weight		 Footnote Oversize
194957 406 4.125 3.800 6.000 9.000 1.100 16.3 15.0 13.9 0.0 450 S,B STD
218590 407 4.130 3.800 6.000 9.000 1.100 16.3 15.0 13.9 0.0 451 S,B 0.005
194958 408 4.135 3.800 6.000 9.000 1.100 16.4 15.1 14.0 0.0 454 S,B 0.010
218589 409 4.140 3.800 6.000 9.000 1.100 16.4 15.1 14.0 0.0 463 S,B 0.015
194959 410 4.145 3.800 6.000 9.000 1.100 16.4 15.1 14.0 0.0 462 S,B 0.020
242846 406 4.125 3.800 5.850 9.000 1.250 16.3 15.0 13.9 0.0 472 S STD
242847 407 4.130 3.800 5.850 9.000 1.250 16.3 15.0 13.9 0.0 472 S 0.005
242848 408 4.135 3.800 5.850 9.000 1.250 16.4 15.1 14.0 0.0 476 S 0.010
242849 409 4.140 3.800 5.850 9.000 1.250 16.4 15.1 14.0 0.0 477 S 0.015
242850 410 4.145 3.800 5.850 9.000 1.250 16.4 15.1 14.0 0.0 476 S 0.020


- Denotes part # has been issued a new part #. A list referencing old part #s to their new counterparts will be available shortly.

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