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and wideband air/fuel ratio gauge
AF64-2173BLK
-RSMX10-8T
D x 4-3/4" (121mm) Top O
LS3 Asymmetrical FSR Dish Top Forged Piston J312031 Product:4.070" bore, 3.622" stroke, 6.125" rod length, -19.4cc dome volume and wideband air/fuel ratio gaugeLS3 Asymmetrical FSR Dish Top Forged Piston4. 070" bore, 3. 622" stroke, 6. 125" rod length, 19. 4cc dome volume J312031 12031 Hands down, the best forged piston for your high performance LS engine! Our Asymmetrical FSR (Forged Side Relief) forging is engineered for todays high power normally aspirated and forced induction LS engines. The exclusive asymmetrical skirt maintains a larger skirt area on the heavily stressed major thrust side, while
US$ 154.50
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US$ 59.00
