Originally Posted by rickseeman
Originally Posted by fbs63
Most modern Top Fuel engines are 4.188 bore by 4.500 stroke. Hemi's love stroke.


I always assumed the small bore was for more head gasket material.

Or thicker cylinder walls for more rigidity?

CHIP
'70 hemicuda, 575" Hemi, 727, Dana 60
'69 road runner, 440-6, 18 spline 4 speed, Dana 60
'71 Demon, 340, low gear 904, 8.75
'73 Chrysler New Yorker, 440, 727, 8.75
'90 Chevy 454SS Silverado, 476" BBC, TH400, 14 bolt
'06 GMC 2500HD LBZ Duramax