Standard Size
Standard Size
Upgrade Your Factory Intake and Exhaust Valves
A truly remarkable solution from Vargas that will eliminate the risk of a spun crank hub.
2X Entries For Our 25th Anniversary Sweepstakes!
Replace those Worn Out Rod Bearings!
+0.25mm
Two required per valve, necessary for use with certain supertech valves
This product was last offered at the strikethrough price on
03-04-2026
Upgrade to Manley's Platinum Extreme Duty Pistons for increased performance!
Stock 10.2:1 Compression Ratio
Std. Size
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
07-20-2026
Protect your Engine with this simple solution to spinning crank bolts!
Replace those Worn Out Main Bearings!
+0.25mm
Upgrade to Manley's Platinum Series Pistons for increased performance!
Stock 10.2:1 Compression Ratio
.50mm Oversize
This product was last offered at the strikethrough price on
07-14-2026
Spline Lock Crank Hub, OEM bolt, OEM Oil pump sprocket, OEM oil sprocket retainer Included.
2X Entries For Our 25th Anniversary Sweepstakes!
Replace those Worn Out Rod Bearings!
+0.50mm
This product was last offered at the strikethrough price on
05-02-2026
Performance Coated Main Bearing Set for the N55 Engine - Std. Size
Two required per valve, necessary for use with certain supertech valves
Two required per valve, necessary for use with certain supertech valves
10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
05-02-2026