Total Seal Maxseal Gold Gapless Top Ring File Fit Piston Rings - 4.155" Bore - 0.043 x 0.043 x 3.0 mm Thick Shifter Take note the higher flowing

Take note the higher flowing exhaust ports and bolt pattern are raised

EFI Rated flow of 1

The Manual Lever Vent Kit includes 3 clear manual lever vents

Requires Rotary Switch

and outer race

Total Seal Maxseal Gold Gapless Top Ring File Fit Piston Rings - 4.155" Bore - 0.043 x 0.043 x 3.0 mm Thick Shifter Take note the higher flowingProduct Description: Piston Rings Maxseal Gapless Top Ring 4. 155 in Bore File Fit 0. 043 in x 0. 043 in x 3. 0 mm Thick Low Tension Steel Chromium Nitride 8 Cylinder Total Seal is known for their piston ring sets. They offer a wide selection of off the shelf options and also offer and the ability to custom order ring sets to meet your specifications. Total Seal also has a full line of tools, testers, and lubricants to aid in piston ring installation.