Intake Runner Volume:   286cc
Combustion Chamber Volume:   45cc

85/134 Valve Spacing
13 deg. Valve Angle

Intake Valve:      2.180 dia. x .700 long
Exhaust Valve:  1.600 dia. x .700 long

Raised Intake Runners
5 deg. Intake Flange

Distance from floor to deck at gasket:    1.66
Intake port opening at gasket:        2.25H x 1.4W
Intake min. cross-sectional dim.:    2.73 sq.in.

Notations:
Standard exhaust pattern
.650 Offset rocker shafts required
.180 Offset lifters required

LIFT	INTAKE	EXHAUST
.200	171	107
.300	248	167
.400	306	210
.500	354	237
.600	371	247
.700	373	253
Flow #'s by Weld Tech - CFM @ 28"

 

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WELD TECH 1789 South Green Street Brownsburg, IN 46112 (317) 852-4450 Fax: (317) 852-5291