`86-`87 231 Turbo, Internal & External SFI Balancer with a crankshaft sensor trigger wheel. Can be used as interior or exterior with removable weight.

SFI Approved Flexplate for 231-252 V6 Buicks.

~EXTERNAL BALANCED~

`86-`87 Grand National WITH Transmission and Oil Cooler and High Performance Electric Fans

Transmission Oil Cooler lines will need to be re-routed, the cooler is in the drivers side tank

`86-`87 Grand National WITH Transmission Cooler and Oil Cooler

Transmission Oil Cooler lines will need to be re-routed, the cooler is in the drivers side tank

TA’s V6 Stage 1 Street Eliminator (SE) series head is our high performance head. Versions of this head with heavy porting have made 1500 hp on a 274 inch twin turbo application. Use this head for serious street/strip and race applications where the most power potential is desired.

Intake Manifold: TA, Stock, BGC Port Matched
Exhaust Manifold/Headers: Stock
Rocker Assembly: TA V1308 Series
Head Stud Kit: TA 1133A (8 bolt) TA 1133B (14 bolt)
Power Potential: Will support up to 1500 HP
Valves Int./Exh: 1.940 / 1.600
CFM (base) Int./Exh: 213 / 178 .500” Lift
CFM (max) Int./Exh: 270 / 187 @ .550” Lift - 275 / 200 @ .650” Lift (Fully Ported)
Chamber CC’s: 46, 55
Runner CC’s Int/Exh: 163/ 73

        ~For Special Order Requests, Please Call~

TA’s V6 Stage 1 Street Intimidator (SI) series heads requires the least investment in order to upgrade to aluminum heads. Provides considerable performance gain right out of the box or can be upgraded and ported for more serious combinations. These heads are Plug-n-Play with stock rockers, as well as your current Intake, Exhaust and Valve Covers, etc.

Intake Manifold: TA, Stock, BGC
Exhaust Manifold/Headers: Stock
Rocker Assembly: Stock, TA V1309SI Series
Head Stud Kit: TA 1133A (8 bolt) TA 1133B (14 bolt)
Power Potential: Will support up to 1000 HP
Valves Int./Exh: 1.940 / 1.600
CFM (base) Int./Exh: 211 / 166 .500” Lift
CFM (max) Int./Exh: 247 / 195 @ .550” Lift
Chamber CC’s: 46
Runner CC’s Int/Exh: 156 / 72

        ~For Special Order Requests, Please Call~

Mounting stand for SI heads, 2 pc set

*Now included with head purchase 

Pertronix Ignitor Conversion for 225 Odd Fire V6

Never Change Points Again!