CYLINDER HEADS
BRO2021012
BB-2/BB2 Plus/BB-2 XTRA Aluminum Head The BB-2 head is recommended for use on 427-509 engines with a minimum of 12:1 com- pression. It features ductile iron valve seats, bronze valve guides and accepts standard valve train components. Sold individually.
Intake Runner 312cc 312cc 365cc
Comb. Chamber
Port Type
Valve Angle
Intake Valve
Exhaust Valve 1.880"
Part No.
Description
BRO2020001 BRO2021012 BRO2021024
BB-2 PLUS 312, Bare Head
119cc 119cc 119cc
Rect. Rect. Rect.
26°/17° 2.250"
Assembled BB-2 PLUS 312, 1.550" Springs BB-2 XTRA 365, Assembled, 1.550" Spring, 240 lbs. Seat Pressure
26°/17° 2.250" 1.880" 26°/17° 2.300" 1.880"
BB-2X Aluminum Head The BB-2X has a larger intake runner than the above BB-2 and is ideal for very large dis- placement (482-522) engines. Accepts standard valve train components and uses a .250" longer intake valve with titanium retainers. Sold individually.
Intake Runner 340cc
Comb. Chamber
Port Type
Valve Angle
Intake Valve
Exhaust Valve 1.880"
Part No.
Description
BRO2021038
Assembled BB2X, 1.625" Dual Spring
119cc
Rect.
26°/17° 2.300"
BB-3X Aluminum Head The BB-3X Head features a valve angle that is rolled 2° from stock, with newly designed intake and exhaust ports. Most standard valve train components can be used. Sold individ- ually.
Intake Runner 366cc
Comb. Chamber
Port Type
Valve Angle
Intake Valve
Exhaust Valve
Part No.
Description
BRO2038101
BB-3X Assembled, CNC-Ported With 1.645" Springs
119cc
Rect.
24°/15° 2.300" 1.880"
BB-3 XTRA 345 Aluminum Heads The Brodix BB-3 XTRA has taken the conventional big block head to the next level with a rolled 24° valve angle to increase port velocity, propelling the BB-3 XTRA to the top of its class. The BBC-3 XTRA includes CNC-machined 119cc combustion chambers, bowls, and ports; 24° valve angle, raised V/C rail, phosphorous-bronze valve guides, and ductile iron valve seats for unleaded fuels with competition valve job. Sold individually.
Intake Runner 345cc
Comb. Chamber
Port Type Rect
Valve Angle
Intake Valve
Exhaust Valve 1.880"
Part No.
Description
Assembled, 1.645" Spring, 315 lbs. Seat Pressure, Titanium Retainers
BRO2031016
119cc
24°/15° 2.300"
BRO2060001
Race-Rite Aluminum Heads Brodix Race-Rite cylinder heads are the most user-friendly aluminum heads, bolting directly in place of stock cast iron heads to produce an additional 90 HP and allowing reuse of the intake manifold and pistons. Exhaust ports in the stock location eliminate header or manifold interference. Features include virgin A-356 aluminum, high-torque intake ports, 119cc combustion chambers, phosphorous-bronze valve guides, ductile iron valve seats for unleaded fuels with competition valve job, and bulletproof rocker stands. Sold individually.
Intake Runner 294cc
Comb. Chamber
Port Type Rect
Valve Angle
Intake Valve
Exhaust Valve 1.880"
Part No.
Description
BRO2060001
Rectangle Port, Bare Head
119cc
26°/17° 2.250"
Oval Port, Assembled, 1.550" Springs, 150 lbs. Seat Pressure Oval Port, Assembled, 1.550" Spring, 240 lbs. Seat Pressure Rectangle Port, Assembled, 1.550" Spring, 140 lbs. Seat Pressure
BRO2061000
270cc
119cc
Oval
26°/26° 2.250"
1.880"
BRO2061001
270cc
119cc
Oval
26°/17° 2.250"
1.880"
BRO2061009
294cc
119cc
Rect
26°/17° 2.250"
1.880"
206
2021-22 ENGINE BUILDER CATALOG
Made with FlippingBook flipbook maker