mate you should be a fair bit quicker... I have proven numerous times, my au OHC 6 cyl is quicker then a VT/VX, all i have is an exhaust and headers.
so you should sh!t it in, plus you weigh less being a ute.
my 2 cents
cheers and good luck (but you wont need it!)
AU2 S-pack Owner: Silhouette Black, XR6 Wheels, Tickford Sunroof, C2R rear bar, Checker Plate Floor Mats, Chrome Door Sills, Blue Backlite Dash, Blue Painted Brake Callipers, Advanced Extractors, Magnaflow High Flow Cat, 2.5" Stainless Steel Mandrel Bent Custom Exhaust, Genie Muffler. Sony Explode 50w x 4 deck, Kenwood 140w speakers (front and rear), Boss 1200 watt Amplifier, 12" Orion Sub in custom box. More To Come!!