Total Seal MG9190-255 Maxseal Gapless Piston Ring Set 4.500 Bore

The Total Seal MG9190-255 Maxseal Gapless Piston Ring Set is engineered for high-performance engines requiring superior cylinder sealing and reduced blow-by. This complete 8-cylinder ring set features a 4.500+5 inch bore size with file-fit capability and a 1/16, 1/16, 3/16 inch ring pack configuration.

Key Features:

• Ductile iron gapless top ring with conventional style second ring and 3-piece oil ring for exceptional sealing performance
• Two-part interlocking gapless design closes ring gaps and maintains seal integrity even as rings wear
• Napier hook groove style second ring for improved oil scraping and control
• Standard tension oil ring with file-fit capability for precise end gap adjustment
• Delivers increased horsepower, wider torque curve, and 5 to 6 inches more engine vacuum

Ideal for all performance applications including naturally aspirated engines, mild nitrous systems, boost, turbo, and forced induction setups. The gapless rail blocks combustion gas leak paths and redirects gases into the ring groove to assist in pressure loading the ring. This complete 8-cylinder set provides everything needed for a professional engine build with reduced blow-by and improved ring seal longevity.