Diamond Pistons

DIAMOND PISTONS: BB Ford Thor Gen 1 Flat Top Series

  • $1,227.10
    Unit price per 
  • Save $98.14
Shipping calculated upon verification of order.


Call for Details or Custom Sizes!

  • Includes Wrist Pins and Locks
  • Optional Tool Steel Pin upgrade - call for pricing
  • Optional Ring Sets - call for pricing
Notes: Forced pin oilers from the oil ring; Pin Fitted; Later Gas Ports; 3D Pockets; Designed for nitrous applications; H-13 Pins, Lock's & Support Rails (if required) included
Part Bore Stroke Rod C.D. Weight Pin CC's Rings
40901 4.600 4.500 6.800 1.250 call .990 x 2.930 -3.6cc .043 x .043 x 3/16
40902 4.625 4.500 6.800 1.250 call .990 x 2.930 -3.6cc .043 x .043 x 3/16
40910 4.600 4.500 6.700 1.350 call .990 x 2.930 -3.6cc .043 x .043 x 3/16
40911 4.625 4.500 6.700 1.350 call .990 x 2.930 -3.6cc .043 x .043 x 3/16
40921 4.600 4.750 6.700 1.225 580 .990 x 2.930 -3.6cc .043 x .043 x 3/16
40922 4.625 4.750 6.700 1.225 592 .990 x 2.930 -3.6cc .043 x .043 x 3/16