Port city engines
Our Holden Custom crate engines are all designed with the best combination of power and reliability in mind to suit HP-Street, Oval track speedway racing, Circuit racing, Drag racing, and Marine sport. “What you get” with your Custom Crate Engine is a precision machined, blueprinted and balanced engine using the best components for the level that your engine is designed for, no short cuts, no exceptions. Only available from Port City Engines...
All complete long motors are run-in and tested on our Superflow SF-902 engine dyno before delivery for your complete satisfaction. (Dyno results included)

Holden 308

HP-1 Performer Series

Base Long Engine

Holden 308 engine – 10.0:1-C/R

The Holden 308 HP1 Long engine includes a fully machined, blueprinted & balanced long motor, including HP heads with over size valves and pocket ported.

Including: High volume oil pump, Chrome rocker covers, oil cap & breather and a oil filter.

Dyno’d, Run-in and ready to install!
Cubic Inch
312 ci
Bore & Stroke
4.030 ″ – 3.062″
Horsepower
312 hp @ 5500rpm
Torque
355 ft/lbs @ 5000rpm
Recommended Fuel
95+ premium unleaded
$12895
CH308HP1-LM
Pricing does not include engine core cost
(change over required)
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Block:Hot tank cleaned, crack tested, sonic tested, main tunnel line honed, decks machined to zero deck height & true to crankshaft centre line, bored & plateau honed with torque plates, cam bearings fitted, core plugs & cam plug fitted.
Crankshaft:OEM crankshaft, Hot tank cleaned, Crack tested, Ground, balanced and linished.
Con-rods:OEM conrods, Re-Sized and balanced with new ARP bolts.
Heads:Cleaned, crack tested, new bronze valve guide liners, surfaced, valve seats machined with special contoured profile & mild ported, assembled with new larger valves, valve springs, retainers, collets and corrected spring pressures.
Pistons:Hypereutectic pistons.
Rings:Hastings or Sealed Power moly rings.
Bearings:ACL or Clevite bearings.
Gaskets:Platinum gaskets.
Camshaft:Crow Cams 5602 camshaft - Adv Dur: 270°/270°, .050" Dur: 208°/208°, Valve Lift: .462"/.462" (Rocker Ratio 1.65:1)   LSA: 110.
*Crow Cams 5603 camshaft - Adv Dur: 280°/280°, .050" Dur: 214°/214°, Valve Lift: .486"/.486" (Rocker Ratio 1.65:1)   LSA: 110.
**Crow Cams 5689-6 camshaft - Adv Dur: 280°/289°, .050" Dur: 222°/230°, Valve Lift: .489"/.495" (Rocker Ratio 1.65:1)   LSA: 106.
Crow Cams 5761 camshaft - Adv Dur: 292°/292°, .050" Dur: 230°/230°, Valve Lift: .495"/.495" (Rocker Ratio 1.65:1)   LSA: 109.
*Our standard camshaft we use for street use
**Tough sounding camshaft for choppy idle
Lifters:Hydraulic flat tappet.
Valve Springs:Crow Cams performance springs.
Valve Train:New lifters, valve springs, retainers, collets, valve seals, pushrods & timing set.
Timing Set:Crow double row roller chain with new cnc gears.
Oil Pump:New oil pump.
Balancer:Nuline/Powerbond balancer.
Fasteners:ARP rod bolts & standard fasteners .
Core Plugs:Brass.
Oil:Sakura oil filter, Tritech Lubricants running in oil.
Rocker Covers:New chrome rocker covers.

Base Ready to Run Engine

Holden 308 engine – 10.0:1-C/R

The Holden 308 HP1 Ready2Run engine includes a fully machined, blueprinted & balanced long motor, including HP heads with over size valves and pocket ported.

Including: Aeroflow Oil pan, High volume oil pump, Edelbrock performer manifold & Air Filter, Holley Brawler 600 carby, Ice Ignition Distributor, ignition control box, coil & plug leads, Chrome rocker covers, oil cap & breather and a oil filter.

Dyno’d, Run-in and ready to install!
Cubic Inch
312 ci
Bore & Stroke
4.030 ″ – 3.062″
Horsepower
312 hp @ 5500rpm
Torque
355 ft/lbs @ 5000rpm
Recommended Fuel
95+ premium unleaded
$16394
CH308HP1-R2R
Pricing does not include engine core cost
(change over required)
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Block:Hot tank cleaned, crack tested, sonic tested, main tunnel line honed, decks machined to zero deck height & true to crankshaft centre line, bored & plateau honed with torque plates, cam bearings fitted, core plugs & cam plug fitted.
Crankshaft:OEM crankshaft, Hot tank cleaned, Crack tested, Ground, balanced and linished.
Con-rods:OEM conrods, Re-Sized and balanced with new ARP bolts.
Heads:Cleaned, crack tested, new bronze valve guide liners, surfaced, valve seats machined with special contoured profile & mild ported, assembled with new larger valves, valve springs, retainers, collets and corrected spring pressures.
Pistons:Hypereutectic pistons.
Rings:Hastings or Sealed Power moly rings.
Bearings:ACL or Clevite bearings.
Gaskets:Platinum gaskets.
Camshaft:Crow Cams 5602 camshaft - Adv Dur: 270°/270°, .050" Dur: 208°/208°, Valve Lift: .462"/.462" (Rocker Ratio 1.65:1)   LSA: 110.
*Crow Cams 5603 camshaft - Adv Dur: 280°/280°, .050" Dur: 214°/214°, Valve Lift: .486"/.486" (Rocker Ratio 1.65:1)   LSA: 110.
**Crow Cams 5689-6 camshaft - Adv Dur: 280°/289°, .050" Dur: 222°/230°, Valve Lift: .489"/.495" (Rocker Ratio 1.65:1)   LSA: 106.
Crow Cams 5761 camshaft - Adv Dur: 292°/292°, .050" Dur: 230°/230°, Valve Lift: .495"/.495" (Rocker Ratio 1.65:1)   LSA: 109.
*Our standard camshaft we use for street use
**Tough sounding camshaft for choppy idle
Lifters:Hydraulic flat tappet.
Valve Springs:Crow Cams performance springs.
Valve Train:New lifters, valve springs, retainers, collets, valve seals, pushrods & timing set.
Timing Set:Crow double row roller chain with new cnc gears.
Oil Pump:New oil pump.
Balancer:Nuline/Powerbond balancer.
Fasteners:ARP rod bolts & standard fasteners .
Core Plugs:Brass.
Ignition:Autolite Spark Plugs, Ice Ignitions distributor, ignition control box, coil & plug lead set.
Intake:Edelbrock Performer manifold, Edelbrock chrome air filter & Holley 650cfm carb.
Cooling:GMB brand water pump with cast impellor.
Oil:Sakura oil filter, Tritech Lubricants running in oil.
Rocker Covers:New chrome rocker covers.

Base Sub Engine

Holden 308 engine

The Holden 308 HP1 Sub engine includes a fully machined, blueprinted & balanced sub motor.

Including: Camshaft, Lifters, Timing cover, multi keyway timing set, High volume oil pump, oil filter.
Cubic Inch
312 ci
Bore & Stroke
4.030 ″ – 3.062″
Horsepower
312 hp @ 5500rpm
Torque
355 ft/lbs @ 5000rpm
Recommended Fuel
95+ premium unleaded
$8050
CH308HP1-SUB
Pricing does not include engine core cost
(change over required)
Show Less Show More
Block:Hot tank cleaned, crack tested, sonic tested, main tunnel line honed, decks machined to zero deck height & true to crankshaft centre line, bored & plateau honed with torque plates, cam bearings fitted, core plugs & cam plug fitted.
Crankshaft:OEM crankshaft, Hot tank cleaned, Crack tested, Ground, balanced and linished.
Con-rods:OEM conrods, Re-Sized and balanced with new ARP bolts.
Pistons:Hypereutectic pistons.
Rings:Hastings or Sealed Power moly rings.
Bearings:ACL or Clevite bearings.
Gaskets:Platinum gaskets.
Camshaft:Crow Cams 5602 camshaft - Adv Dur: 270°/270°, .050" Dur: 208°/208°, Valve Lift: .462"/.462" (Rocker Ratio 1.65:1)   LSA: 110.
*Crow Cams 5603 camshaft - Adv Dur: 280°/280°, .050" Dur: 214°/214°, Valve Lift: .486"/.486" (Rocker Ratio 1.65:1)   LSA: 110.
**Crow Cams 5689-6 camshaft - Adv Dur: 280°/289°, .050" Dur: 222°/230°, Valve Lift: .489"/.495" (Rocker Ratio 1.65:1)   LSA: 106.
Crow Cams 5761 camshaft - Adv Dur: 292°/292°, .050" Dur: 230°/230°, Valve Lift: .495"/.495" (Rocker Ratio 1.65:1)   LSA: 109.
*Our standard camshaft we use for street use
**Tough sounding camshaft for choppy idle
Lifters:Hydraulic flat tappet.
Valve Train:New lifters & timing set.
Timing Set:Crow double row roller chain with new cnc gears.
Oil Pump:New oil pump.
Balancer:Nuline/Powerbond balancer.
Fasteners:ARP rod bolts & standard fasteners .
Core Plugs:Brass.

Base Short Engine

Holden 308 engine

The Holden 308 HP1 Short engine includes a fully machined, blueprinted & balanced short motor.

Including: Pistons, rings, bearings, gaskets.
Cubic Inch
312 ci
Bore & Stroke
4.030 ″ – 3.062″
Horsepower
312 hp @ 5500rpm
Torque
355 ft/lbs @ 5000rpm
Recommended Fuel
95+ premium unleaded
$5695
CH308HP1-SM
Pricing does not include engine core cost
(change over required)
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Block:Hot tank cleaned, crack tested, sonic tested, main tunnel line honed, decks machined to zero deck height & true to crankshaft centre line, bored & plateau honed with torque plates, cam bearings fitted, core plugs & cam plug fitted.
Crankshaft:OEM crankshaft, Hot tank cleaned, Crack tested, Ground, balanced and linished.
Con-rods:OEM conrods, Re-Sized and balanced with new ARP bolts.
Pistons:Hypereutectic pistons.
Rings:Hastings or Sealed Power moly rings.
Bearings:ACL or Clevite bearings.
Fasteners:ARP rod bolts & standard fasteners .
Core Plugs:Brass.

Base Engine Kit

Holden 308 engine

The Holden 308 HP1 engine kit includes a fully machined, blueprinted, & balanced un-assembled short block kit.

Including: Pistons, rings, bearings, gaskets.
Cubic Inch
312 ci
Bore & Stroke
4.030 ″ – 3.062″
Horsepower
312 hp @ 5500rpm
Torque
355 ft/lbs @ 5000rpm
Recommended Fuel
95+ premium unleaded
$4595
CH308HP1-SK
Pricing does not include engine core cost
(change over required)
Show Less Show More
Block:Hot tank cleaned, crack tested, sonic tested, main tunnel line honed, decks machined to zero deck height & true to crankshaft centre line, bored & plateau honed with torque plates, cam bearings fitted, core plugs & cam plug fitted.
Crankshaft:OEM crankshaft, Hot tank cleaned, Crack tested, Ground, balanced and linished.
Con-rods:OEM conrods, Re-Sized and balanced with new ARP bolts.
Pistons:Hypereutectic pistons.
Rings:Hastings or Sealed Power moly rings.
Bearings:ACL or Clevite bearings.
Gaskets:Platinum gaskets.
Fasteners:ARP rod bolts & standard fasteners .
Core Plugs:Brass.

Cylinder Heads

Holden 308 engine

The Holden V8 308 HP1 cylinder heads are reconditioned OEM heads fully machined with new oversize valves, pocket ported and assembled with new springs, retainers and collets.
Cubic Inch
312 ci
Bore & Stroke
4.030 ″ – 3.062″
Horsepower
312 hp @ 5500rpm
Torque
355 ft/lbs @ 5000rpm
Recommended Fuel
95+ premium unleaded
$2495
CH308HP1-H
Pricing does not include engine core cost
(change over required)
Show Less Show More
Heads:Cleaned, crack tested, new bronze valve guide liners, surfaced, valve seats machined with special contoured profile & mild ported, assembled with new larger valves, valve springs, retainers, collets and corrected spring pressures.