BIG-BLOCK CYLINDER BLOCK COMPONENTS

6264902

O-RING SEAL (SOLD INDIVIDUALLY)

  • Use under the rear main bearing cap on all 1991 and newer Gen V and Gen VI 454 and 502 engines  

3859927

OUTER MAIN CAP BOLT, MARK IV

  • Used with Mark IV (1965-1990) cast-iron Big-Blocks with 4-bolt mains 
  • Sold individually; order 10 per engine

10106461

INNER MAIN CAP BOLT, GEN V AND GEN VI

  • Used with Gen V and Gen VI (1991 and newer) Big-Blocks with 4-bolt mains 
  • Sold individually; order 10 per engine   

3909834

INNER MAIN CAP BOLT, MARK IV

  • Used with Mark VI (1965-1990) cast-iron Big-Blocks with 4-bolt mains 
  • Sold individually; order 10 per engine   

88962212

MAIN BEARINGS, 572 ENGINE

  • Complete main bearing kit for 572 block with standard-size mains  

12480035

CYLINDER SLEEVE, STANDARD

  • Steel cylinder sleeve for aluminum block P/N 12370850 and 88958696
  • Sleeve has 4.240” bore and finish bores to 4.250”   

3902885

WINDAGE TRAY STUD

  • Used for mounting splash shield P/N 3967854  

10224104

WINDAGE TRAY STUD, GEN V 454 AND 502

  • Used with Gen V 454 and 502 engines

88958656

WINDAGE TRAY BOLT, 572

  • Used with 572 engines

Email Sign-Up 


Subscribe to receive monthly email communications such as news, offers, and more from Chevrolet Performance.

The BLOCK


Visit TheBLOCK.com for a behind-the-scenes look at the world of Chevrolet Performance from an enthusiast's point of view.

Connect


Connect with Chevy Performance.

Email Sign-Up 


Subscribe to receive monthly email communications such as news, offers, and more from Chevrolet Performance.

The BLOCK


Check out Chevrolet Performance product releases, future car builds, and more.

Connect


Connect with Chevy Performance.

VISIT OUR BRANDS FOR YOUR OE NEEDS

|

Unless specifically noted to the contrary herein, vehicles equipped with Chevrolet Performance parts that are emissions-related may not meet U.S., Canadian, and state and provincial laws and regulations relating to motor-vehicle emissions. These parts are designed and intended for use in vehicles operated exclusively for competition: in racing or organized competition on courses separate from public streets or highways. Visit www.chevroletperformance.com/emissions for more details.