Port city engines

Holden 355 HP1 performance stroker rotating assembly kit – EKH355-HP1-57X

Price range: $2,657.15 through $3,206.15

Unlock the full potential of your Holden with our high-performance 355 stroker rotating assembly kit. Enhance power and torque for an exhilarating driving experience, featuring premium components for durability and precision. Perfect for enthusiasts seeking to boost performance and enjoy the thrill of the road.

Description

Dyno proven performance package…

High performance stroker kits from Scat are designed to transform your 304/5.0L Holden to 355 cubic inch capacity. This is a top quality precision parts kit, we refuse to substitute rubbish parts for price!

Product Line:    Scat
Condition:    New
Quantity:    Premium parts sold as a set:

Included Components in EKH355-HP1-57X Rotating assembly kit:

  • Pistons:  SpeedPro or Hypertec Hypereutectic alloy, some with coated skirts
  • Rings:  Hastings/Speedpro Moly
  • Bearings:  ACL – Conrod and Main bearings supplied
  • Crankshaft:  Scat 9000 cast nodular iron 3.480” stroke, 2.124” c/r journals, rope seal, designed for internal balance
  • Conrods:   Scat I-beam, 5.7” long, bushed floating small end, fitted with ARP 8740 bolts
Application:

Compatible with various Holden models, including:

  • Holden V8 308, 304/5.0L Petrol engine
  • Holden HT, HG, HQ, HJ, HX, HZ V8 308ci 1969 – 80
  • Holden Torana LH, LX V8 308ci 1974 – 78
  • Holden Commodore VB, VC, VH, VK, VL V8 308ci 1978 – 86
  • Holden Commodore VN, VR, VS series – 1 V8 304/5.0L 1988 – 97
  • Holden Commodore VS series – II VT V8 304/5.0L 1997 – 99
  • Holden Statesman VQ, VR, VS series – 1 V8 304/5.0L 1990 – 95
  • Holden Statesman VS series – II V8 304/5.0L 1995 – 99
Notes:
  • Dish top 12cc pistons, 10.1:1 comp/ratio with 58cc heads (suits pre VN heads)
  • Dish top 18cc pistons, 9.5:1 comp/ratio with 58cc heads (suits pre VN heads)
  • Flat top pistons with narrow rings are also available with 5.0cc reliefs, 11.0:1 comp/ratio with 58cc heads. (add $85.00) (suits pre VN heads)
  • Flat top pistons with narrow rings are also available with 8.0cc reliefs, 10.6:1 comp/ratio with 58cc heads. (add $85.00) (suits pre VN heads)
  • Dish top 12cc pistons, 9.78:1 comp/ratio with 61cc heads (suits VN heads)
  • Dish top 18cc pistons, 9.19:1 comp/ratio with 61cc heads (suits VN heads)
  • Flat top pistons with narrow rings are also available with 5.0cc reliefs, 10.59:1 comp/ratio with 61cc heads. (add $85.00) (suits VN heads)
  • Flat top pistons with narrow rings are also available with 8.0cc reliefs, 10.22:1 comp/ratio with 61cc heads. (add $85.00) (suits VN heads)
  • Dish top 12cc pistons, 10.11:1 comp/ratio with 58cc heads (suits VT heads)
  • Dish top 18cc pistons, 9.47:1 comp/ratio with 58cc heads (suits VT heads)
  • Flat top pistons with narrow rings are also available with 5.0cc reliefs, 10.98:1 comp/ratio with 58cc heads. (add $85.00) (suits VT heads)
  • Flat top pistons with narrow rings are also available with 8.0cc reliefs, 10.59:1 comp/ratio with 58cc heads. (add $85.00) (suits VT heads)
  • Cylinder block must be relieved for clearance on all early blocks, pre VR

“All new parts sold come with full manufacturer’s warranty”
Check your engine compression ratio with our online calculator:
https://pcengines.com.au/calculate-dynamic-compression-ratio

Additional information

Weight35 kg
Dimensions27 × 80 × 30 cm
Bore Size

.030", .040", .060", Standard

Piston Type

Dish top – 18cc, Dish top – 12cc, Flat top with valve reliefs – 5cc, Flat top with valve reliefs – 8cc

Balancing

Full Engine Balance, No Balancing Required

Brand

Port City Engines

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