Description

Elevate your Holden 253’s performance with a high-quality performance engine rebuild kit. This comprehensive kit features upgraded components to withstand enhanced power, torque, and reliability, ensuring your engine performs at its best. Perfect for serious enthusiasts

Dyno proven performance package…

HP1 series engine kits are designed to transform your tired old 253 to better than new. This is a top quality precision parts kit, we refuse to substitute rubbish parts for price!

Product Line:    HP1 series engine kits
Condition:    New
Quantity:    Premium parts sold as a set with assembly lube:

Included Components in EKH253-HP1 engine rebuild kit:

• Pistons:  Enduratec Autectic alloy
• Rings:  Hastings Moly
• Bearings:  King/ACL – Main, Conrod and Cam bearings supplied
• Gasket set:  AA/Durapro full gasket set with Graphite head gaskets & seals
• Conrod bolts:  ARP 8740
• Welch plugs:  (10) Brass cup 1-5/8” (1) Cam plug

Application:

Compatible with various Holden models, including:

• Holden 253 V8
• Holden HT, HG, HQ, HJ, HX, HZ, 253 1969- 1980
• Holden Torana LH, LX, 253 1974- 1978
• Holden Commodore VB, VC, VH, VK 253 1978- 84

Notes:

• Flat top pistons, 8.85:1 comp/ratio with 58cc heads (standard)
• Dish top 4.5cc pistons, 8.35:1 comp/ratio with 58cc heads (standard)
• Flat top pistons, 9.47:1 comp/ratio with 53cc heads (machined .035”)
• Dish top 4.5cc pistons, 8.90:1 comp/ratio with 53cc heads (machined .035”)
• Flat top pistons, 10.05:1 comp/ratio with 49cc heads (machined .060”)
• Dish top 4.5cc pistons, 9.41:1 comp/ratio with 49cc heads (machined .060”)

“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

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