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The can should be closed during idle and normal vac situations, so no smoke should be visible. If its the Race can that just vents to atmosphere there will be some blow by on a built motor as the ring gaps are set wider than OEM shortblock.
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2024 Riverside Blue ZL1 M6
Magnuson 2650R, NW 103, Roto Fab Big Gulp
Kooks 2 inch LT's, Stainless Works Legend NPP
THP Billet Valve Covers, Mighty Mouse Wild CC
Signature Forged 20x10.5/20x11.5, BMR springs,
BMR Cradle lockout, AAD Billet arms
2023 Vivid Orange ZL1 M6 - sold
2019 Riverside Blue ZL1 A10 - sold
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