SMALL BLOCK CHEVY
BIG BLOCK CHEVY
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MOPAR
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ULTRA-LIGHT GP (GAS PORTED)

The #1 choice for Late Model Stock engine builders. Rated to 400 hp these pistons feature a contoured bottom band and a 2.400 length pin for maximum weight savings. Precision CNC machined .043, .043, 3mm back cut ring grooves. Footnote X parts are rated to 500hp, they will work with 21º angle milled heads and have deeper valve pockets.

Includes:
Pin #927-2400-13-51C (103g)
Wire lock #927-073-MW
Lateral gas ports
Accumulator Groove
Contact Reduction Grooves
Double Pin Oilers

350 ULTRA LIGHT GP SERIES
Std Bore: 4.000
Ring package designed for: .043, .043, 3MM Rings
 Tech and Installation Tips
 Valve Relief Diagram
Part # Cubic
Inches		 Bore Stroke Rod
Length		 Block
Height		 Compression
Distance
Head Cubic Centimeters
58cc 64cc 76cc
Compression Ratio
Dome
Volume		 Gram
Weight		 Footnote Oversize
183325 357 4.030 3.500 6.250 9.000 1.000 11.6 10.8 9.4 -1.8 312 A,M 0.030
207481 358 4.035 3.500 6.250 9.000 1.000 11.6 10.8 9.4 -1.8 318 A,M 0.035
187695 357 4.030 3.500 6.250 9.000 1.000 11.3 10.5 9.2 -4.0 318 A,X 0.030
207482 358 4.035 3.500 6.250 9.000 1.000 11.3 10.5 9.2 -4.0 324 A,X 0.035
177848 357 4.030 3.500 6.125 9.000 1.125 11.6 10.8 9.4 -1.8 342 A,M 0.030
177849 359 4.040 3.500 6.125 9.000 1.125 11.6 10.8 9.4 -1.8 347 A,M 0.040
173615 357 4.030 3.500 6.000 9.000 1.250 11.6 10.8 9.4 -1.8 358 A 0.030
207483 358 4.035 3.500 6.000 9.000 1.250 11.6 10.8 9.4 -1.8 360 A 0.035
187698 357 4.030 3.500 6.000 9.000 1.250 11.3 10.5 9.2 -4.0 352 A,X 0.030
207484 358 4.035 3.500 6.000 9.000 1.250 11.3 10.5 9.2 -4.0 354 A,X 0.035
173616 359 4.040 3.500 6.000 9.000 1.250 11.6 10.8 9.4 -1.8 362 A 0.040
194337 362 4.060 3.500 6.000 9.000 1.250 11.6 10.8 9.4 -1.8 374 A 0.060
173617 357 4.030 3.500 5.700 9.000 1.550 11.6 10.8 9.4 -1.8 395 A 0.030
173618 359 4.040 3.500 5.700 9.000 1.550 11.6 10.8 9.4 -1.8 401 A 0.040
194338 362 4.060 3.500 5.700 9.000 1.550 11.6 10.8 9.4 -1.8 412 A 0.060


- 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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